217757176

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 544498200

約数和(自身を除く): 326741024

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 49, 52, 56, 76, 91, 98, 104, 133, 152, 169, 173, 182, 196, 247, 266, 338, 346, 364, 392, 494, 532, 637, 676, 692, 728, 931, 988, 1064, 1183, 1211, 1274, 1352, 1384, 1729, 1862, 1976, 2249, 2366, 2422, 2548, 3211, 3287, 3458, 3724, 4498, 4732, 4844, 5096, 6422, 6574, 6916, 7448, 8281, 8477, 8996, 9464, 9688, 12103, 12844, 13148, 13832, 15743, 16562, 16954, 17992, 22477, 23009, 24206, 25688, 26296, 29237, 31486, 33124, 33908, 42731, 44954, 46018, 48412, 58474, 62972, 66248, 67816, 85462, 89908, 92036, 96824, 110201, 116948, 125944, 157339, 161063, 170924, 179816, 184072, 204659, 220402, 233896, 299117, 314678, 322126, 341848, 409318, 440804, 555503, 598234, 629356, 644252, 818636, 881608, 1111006, 1196468, 1258712, 1288504, 1432613, 1637272, 2093819, 2222012, 2392936, 2865226, 3888521, 4187638, 4444024, 5730452, 7777042, 8375276, 11460904, 15554084, 16750552, 27219647, 31108168, 54439294, 108878588, 217757176]

約数ペア:

[(1, 217757176), (2, 108878588), (4, 54439294), (7, 31108168), (8, 27219647), (13, 16750552), (14, 15554084), (19, 11460904), (26, 8375276), (28, 7777042), (38, 5730452), (49, 4444024), (52, 4187638), (56, 3888521), (76, 2865226), (91, 2392936), (98, 2222012), (104, 2093819), (133, 1637272), (152, 1432613), (169, 1288504), (173, 1258712), (182, 1196468), (196, 1111006), (247, 881608), (266, 818636), (338, 644252), (346, 629356), (364, 598234), (392, 555503), (494, 440804), (532, 409318), (637, 341848), (676, 322126), (692, 314678), (728, 299117), (931, 233896), (988, 220402), (1064, 204659), (1183, 184072), (1211, 179816), (1274, 170924), (1352, 161063), (1384, 157339), (1729, 125944), (1862, 116948), (1976, 110201), (2249, 96824), (2366, 92036), (2422, 89908), (2548, 85462), (3211, 67816), (3287, 66248), (3458, 62972), (3724, 58474), (4498, 48412), (4732, 46018), (4844, 44954), (5096, 42731), (6422, 33908), (6574, 33124), (6916, 31486), (7448, 29237), (8281, 26296), (8477, 25688), (8996, 24206), (9464, 23009), (9688, 22477), (12103, 17992), (12844, 16954), (13148, 16562), (13832, 15743)]