31425506

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 60702720

約数和(自身を除く): 29277214

約数列:

[1, 2, 7, 14, 19, 31, 37, 38, 62, 74, 103, 133, 206, 217, 259, 266, 434, 518, 589, 703, 721, 1147, 1178, 1406, 1442, 1957, 2294, 3193, 3811, 3914, 4123, 4921, 6386, 7622, 8029, 8246, 9842, 13699, 16058, 21793, 22351, 26677, 27398, 43586, 44702, 53354, 60667, 72409, 118141, 121334, 144818, 152551, 236282, 305102, 424669, 506863, 826987, 849338, 1013726, 1653974, 2244679, 4489358, 15712753, 31425506]

約数ペア:

[(1, 31425506), (2, 15712753), (7, 4489358), (14, 2244679), (19, 1653974), (31, 1013726), (37, 849338), (38, 826987), (62, 506863), (74, 424669), (103, 305102), (133, 236282), (206, 152551), (217, 144818), (259, 121334), (266, 118141), (434, 72409), (518, 60667), (589, 53354), (703, 44702), (721, 43586), (1147, 27398), (1178, 26677), (1406, 22351), (1442, 21793), (1957, 16058), (2294, 13699), (3193, 9842), (3811, 8246), (3914, 8029), (4123, 7622), (4921, 6386)]