311991186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1877}}^1\times {\mathrm{2131}}^1$

素因数の和:4026

約数の個数: 32

約数和(自身を含む): 672654528

約数和(自身を除く): 360663342

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1877, 2131, 3754, 4262, 5631, 6393, 11262, 12786, 24401, 27703, 48802, 55406, 73203, 83109, 146406, 166218, 3999887, 7999774, 11999661, 23999322, 51998531, 103997062, 155995593, 311991186]

約数ペア:

[(1, 311991186), (2, 155995593), (3, 103997062), (6, 51998531), (13, 23999322), (26, 11999661), (39, 7999774), (78, 3999887), (1877, 166218), (2131, 146406), (3754, 83109), (4262, 73203), (5631, 55406), (6393, 48802), (11262, 27703), (12786, 24401)]