31676792

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 71331840

約数和(自身を除く): 39655048

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 71, 124, 142, 217, 248, 257, 284, 434, 497, 514, 568, 868, 994, 1028, 1736, 1799, 1988, 2056, 2201, 3598, 3976, 4402, 7196, 7967, 8804, 14392, 15407, 15934, 17608, 18247, 30814, 31868, 36494, 55769, 61628, 63736, 72988, 111538, 123256, 127729, 145976, 223076, 255458, 446152, 510916, 565657, 1021832, 1131314, 2262628, 3959599, 4525256, 7919198, 15838396, 31676792]

約数ペア:

[(1, 31676792), (2, 15838396), (4, 7919198), (7, 4525256), (8, 3959599), (14, 2262628), (28, 1131314), (31, 1021832), (56, 565657), (62, 510916), (71, 446152), (124, 255458), (142, 223076), (217, 145976), (248, 127729), (257, 123256), (284, 111538), (434, 72988), (497, 63736), (514, 61628), (568, 55769), (868, 36494), (994, 31868), (1028, 30814), (1736, 18247), (1799, 17608), (1988, 15934), (2056, 15407), (2201, 14392), (3598, 8804), (3976, 7967), (4402, 7196)]