1222142512

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{144941}}^1$

素因数の和:144997

約数の個数: 40

約数和(自身を含む): 2588084352

約数和(自身を除く): 1365941840

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 144941, 289882, 579764, 1159528, 2319056, 2463997, 4493171, 4927994, 8986342, 9855988, 17972684, 19711976, 35945368, 39423952, 71890736, 76383907, 152767814, 305535628, 611071256, 1222142512]

約数ペア:

[(1, 1222142512), (2, 611071256), (4, 305535628), (8, 152767814), (16, 76383907), (17, 71890736), (31, 39423952), (34, 35945368), (62, 19711976), (68, 17972684), (124, 9855988), (136, 8986342), (248, 4927994), (272, 4493171), (496, 2463997), (527, 2319056), (1054, 1159528), (2108, 579764), (4216, 289882), (8432, 144941)]