127216016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1033}}^1$

素因数の和:1263

約数の個数: 40

約数和(自身を含む): 253867680

約数和(自身を除く): 126651664

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 179, 344, 358, 688, 716, 1033, 1432, 2066, 2864, 4132, 7697, 8264, 15394, 16528, 30788, 44419, 61576, 88838, 123152, 177676, 184907, 355352, 369814, 710704, 739628, 1479256, 2958512, 7951001, 15902002, 31804004, 63608008, 127216016]

約数ペア:

[(1, 127216016), (2, 63608008), (4, 31804004), (8, 15902002), (16, 7951001), (43, 2958512), (86, 1479256), (172, 739628), (179, 710704), (344, 369814), (358, 355352), (688, 184907), (716, 177676), (1033, 123152), (1432, 88838), (2066, 61576), (2864, 44419), (4132, 30788), (7697, 16528), (8264, 15394)]