1257389632

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{1155689}}^1$

素因数の和:1155718

約数の個数: 28

約数和(自身を含む): 2641907340

約数和(自身を除く): 1384517708

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 1155689, 2311378, 4622756, 9245512, 18491024, 19646713, 36982048, 39293426, 73964096, 78586852, 157173704, 314347408, 628694816, 1257389632]

約数ペア:

[(1, 1257389632), (2, 628694816), (4, 314347408), (8, 157173704), (16, 78586852), (17, 73964096), (32, 39293426), (34, 36982048), (64, 19646713), (68, 18491024), (136, 9245512), (272, 4622756), (544, 2311378), (1088, 1155689)]