1901942783

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{557}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 2184860160

約数和(自身を除く): 282917377

約数列:

[1, 13, 31, 37, 229, 403, 481, 557, 1147, 2977, 7099, 7241, 8473, 14911, 17267, 20609, 92287, 110149, 127553, 224471, 262663, 267917, 638879, 1658189, 3414619, 3954143, 4719461, 8305427, 51403859, 61352993, 146303291, 1901942783]

約数ペア:

[(1, 1901942783), (13, 146303291), (31, 61352993), (37, 51403859), (229, 8305427), (403, 4719461), (481, 3954143), (557, 3414619), (1147, 1658189), (2977, 638879), (7099, 267917), (7241, 262663), (8473, 224471), (14911, 127553), (17267, 110149), (20609, 92287)]