31108168

素因数分解:

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

素因数の和:231

約数の個数: 96

約数和(自身を含む): 76420800

約数和(自身を除く): 45312632

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 169, 173, 182, 247, 266, 338, 346, 364, 494, 532, 676, 692, 728, 988, 1064, 1183, 1211, 1352, 1384, 1729, 1976, 2249, 2366, 2422, 3211, 3287, 3458, 4498, 4732, 4844, 6422, 6574, 6916, 8996, 9464, 9688, 12844, 13148, 13832, 15743, 17992, 22477, 23009, 25688, 26296, 29237, 31486, 42731, 44954, 46018, 58474, 62972, 85462, 89908, 92036, 116948, 125944, 170924, 179816, 184072, 204659, 233896, 299117, 341848, 409318, 555503, 598234, 818636, 1111006, 1196468, 1637272, 2222012, 2392936, 3888521, 4444024, 7777042, 15554084, 31108168]

約数ペア:

[(1, 31108168), (2, 15554084), (4, 7777042), (7, 4444024), (8, 3888521), (13, 2392936), (14, 2222012), (19, 1637272), (26, 1196468), (28, 1111006), (38, 818636), (52, 598234), (56, 555503), (76, 409318), (91, 341848), (104, 299117), (133, 233896), (152, 204659), (169, 184072), (173, 179816), (182, 170924), (247, 125944), (266, 116948), (338, 92036), (346, 89908), (364, 85462), (494, 62972), (532, 58474), (676, 46018), (692, 44954), (728, 42731), (988, 31486), (1064, 29237), (1183, 26296), (1211, 25688), (1352, 23009), (1384, 22477), (1729, 17992), (1976, 15743), (2249, 13832), (2366, 13148), (2422, 12844), (3211, 9688), (3287, 9464), (3458, 8996), (4498, 6916), (4732, 6574), (4844, 6422)]