278386273

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1493}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 324281664

約数和(自身を除く): 45895391

約数列:

[1, 11, 23, 67, 121, 253, 737, 1493, 1541, 2783, 8107, 16423, 16951, 34339, 100031, 180653, 186461, 377729, 1100341, 2300713, 4155019, 12103751, 25307843, 278386273]

約数ペア:

[(1, 278386273), (11, 25307843), (23, 12103751), (67, 4155019), (121, 2300713), (253, 1100341), (737, 377729), (1493, 186461), (1541, 180653), (2783, 100031), (8107, 34339), (16423, 16951)]