428638128

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{133283}}^1$

素因数の和:133361

約数の個数: 40

約数和(自身を含む): 1123850688

約数和(自身を除く): 695212560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 133283, 266566, 399849, 533132, 799698, 1066264, 1599396, 2132528, 3198792, 6397584, 8929961, 17859922, 26789883, 35719844, 53579766, 71439688, 107159532, 142879376, 214319064, 428638128]

約数ペア:

[(1, 428638128), (2, 214319064), (3, 142879376), (4, 107159532), (6, 71439688), (8, 53579766), (12, 35719844), (16, 26789883), (24, 17859922), (48, 8929961), (67, 6397584), (134, 3198792), (201, 2132528), (268, 1599396), (402, 1066264), (536, 799698), (804, 533132), (1072, 399849), (1608, 266566), (3216, 133283)]