211597568

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 538438656

約数和(自身を除く): 326841088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 293, 364, 403, 416, 434, 448, 496, 586, 728, 806, 832, 868, 896, 992, 1172, 1456, 1612, 1664, 1736, 1792, 1984, 2051, 2344, 2821, 2912, 3224, 3328, 3472, 3809, 3968, 4102, 4688, 5642, 5824, 6448, 6944, 7618, 7936, 8204, 9083, 9376, 11284, 11648, 12896, 13888, 15236, 16408, 18166, 18752, 22568, 23296, 25792, 26663, 27776, 30472, 32816, 36332, 37504, 45136, 51584, 53326, 55552, 60944, 63581, 65632, 72664, 75008, 90272, 103168, 106652, 118079, 121888, 127162, 131264, 145328, 180544, 213304, 236158, 243776, 254324, 262528, 290656, 361088, 426608, 472316, 487552, 508648, 525056, 581312, 722176, 826553, 853216, 944632, 975104, 1017296, 1162624, 1653106, 1706432, 1889264, 2034592, 2325248, 3306212, 3412864, 3778528, 4069184, 6612424, 6825728, 7557056, 8138368, 13224848, 15114112, 16276736, 26449696, 30228224, 52899392, 105798784, 211597568]

約数ペア:

[(1, 211597568), (2, 105798784), (4, 52899392), (7, 30228224), (8, 26449696), (13, 16276736), (14, 15114112), (16, 13224848), (26, 8138368), (28, 7557056), (31, 6825728), (32, 6612424), (52, 4069184), (56, 3778528), (62, 3412864), (64, 3306212), (91, 2325248), (104, 2034592), (112, 1889264), (124, 1706432), (128, 1653106), (182, 1162624), (208, 1017296), (217, 975104), (224, 944632), (248, 853216), (256, 826553), (293, 722176), (364, 581312), (403, 525056), (416, 508648), (434, 487552), (448, 472316), (496, 426608), (586, 361088), (728, 290656), (806, 262528), (832, 254324), (868, 243776), (896, 236158), (992, 213304), (1172, 180544), (1456, 145328), (1612, 131264), (1664, 127162), (1736, 121888), (1792, 118079), (1984, 106652), (2051, 103168), (2344, 90272), (2821, 75008), (2912, 72664), (3224, 65632), (3328, 63581), (3472, 60944), (3809, 55552), (3968, 53326), (4102, 51584), (4688, 45136), (5642, 37504), (5824, 36332), (6448, 32816), (6944, 30472), (7618, 27776), (7936, 26663), (8204, 25792), (9083, 23296), (9376, 22568), (11284, 18752), (11648, 18166), (12896, 16408), (13888, 15236)]