287536139

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 343349760

約数和(自身を除く): 55813621

約数列:

[1, 11, 19, 37, 103, 209, 361, 407, 703, 1133, 1957, 3811, 3971, 6859, 7733, 13357, 21527, 37183, 41921, 72409, 75449, 146927, 253783, 409013, 706477, 796499, 1375771, 2791613, 7771247, 15133481, 26139649, 287536139]

約数ペア:

[(1, 287536139), (11, 26139649), (19, 15133481), (37, 7771247), (103, 2791613), (209, 1375771), (361, 796499), (407, 706477), (703, 409013), (1133, 253783), (1957, 146927), (3811, 75449), (3971, 72409), (6859, 41921), (7733, 37183), (13357, 21527)]