128299566

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 277364736

約数和(自身を除く): 149065170

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 131, 138, 141, 151, 262, 282, 302, 393, 453, 786, 906, 1081, 2162, 3013, 3243, 3473, 6026, 6157, 6486, 6946, 7097, 9039, 10419, 12314, 14194, 18078, 18471, 19781, 20838, 21291, 36942, 39562, 42582, 59343, 118686, 141611, 163231, 283222, 326462, 424833, 454963, 489693, 849666, 909926, 929707, 979386, 1364889, 1859414, 2729778, 2789121, 5578242, 21383261, 42766522, 64149783, 128299566]

約数ペア:

[(1, 128299566), (2, 64149783), (3, 42766522), (6, 21383261), (23, 5578242), (46, 2789121), (47, 2729778), (69, 1859414), (94, 1364889), (131, 979386), (138, 929707), (141, 909926), (151, 849666), (262, 489693), (282, 454963), (302, 424833), (393, 326462), (453, 283222), (786, 163231), (906, 141611), (1081, 118686), (2162, 59343), (3013, 42582), (3243, 39562), (3473, 36942), (6026, 21291), (6157, 20838), (6486, 19781), (6946, 18471), (7097, 18078), (9039, 14194), (10419, 12314)]