1268749384

素因数分解:

$2^3\times 7^1\times {\mathrm{2657}}^1\times {\mathrm{8527}}^1$

素因数の和:11197

約数の個数: 32

約数和(自身を含む): 2720090880

約数和(自身を除く): 1451341496

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2657, 5314, 8527, 10628, 17054, 18599, 21256, 34108, 37198, 59689, 68216, 74396, 119378, 148792, 238756, 477512, 22656239, 45312478, 90624956, 158593673, 181249912, 317187346, 634374692, 1268749384]

約数ペア:

[(1, 1268749384), (2, 634374692), (4, 317187346), (7, 181249912), (8, 158593673), (14, 90624956), (28, 45312478), (56, 22656239), (2657, 477512), (5314, 238756), (8527, 148792), (10628, 119378), (17054, 74396), (18599, 68216), (21256, 59689), (34108, 37198)]