2785382878

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 4329490176

約数和(自身を除く): 1544107298

約数列:

[1, 2, 43, 86, 113, 226, 443, 647, 886, 1294, 4859, 9718, 19049, 27821, 38098, 50059, 55642, 73111, 100118, 146222, 286621, 573242, 2152537, 3143773, 4305074, 6287546, 12324703, 24649406, 32388173, 64776346, 1392691439, 2785382878]

約数ペア:

[(1, 2785382878), (2, 1392691439), (43, 64776346), (86, 32388173), (113, 24649406), (226, 12324703), (443, 6287546), (647, 4305074), (886, 3143773), (1294, 2152537), (4859, 573242), (9718, 286621), (19049, 146222), (27821, 100118), (38098, 73111), (50059, 55642)]