31122512

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3691}}^1$

素因数の和:3747

約数の個数: 40

約数和(自身を含む): 65924352

約数和(自身を除く): 34801840

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 3691, 4216, 7382, 8432, 14764, 29528, 59056, 62747, 114421, 125494, 228842, 250988, 457684, 501976, 915368, 1003952, 1830736, 1945157, 3890314, 7780628, 15561256, 31122512]

約数ペア:

[(1, 31122512), (2, 15561256), (4, 7780628), (8, 3890314), (16, 1945157), (17, 1830736), (31, 1003952), (34, 915368), (62, 501976), (68, 457684), (124, 250988), (136, 228842), (248, 125494), (272, 114421), (496, 62747), (527, 59056), (1054, 29528), (2108, 14764), (3691, 8432), (4216, 7382)]