157213826

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{6263}}^1$

素因数の和:6446

約数の個数: 32

約数和(自身を含む): 295861248

約数和(自身を除く): 138647422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 163, 326, 1141, 1793, 2282, 3586, 6263, 12526, 12551, 25102, 43841, 68893, 87682, 137786, 482251, 964502, 1020869, 2041738, 7146083, 11229559, 14292166, 22459118, 78606913, 157213826]

約数ペア:

[(1, 157213826), (2, 78606913), (7, 22459118), (11, 14292166), (14, 11229559), (22, 7146083), (77, 2041738), (154, 1020869), (163, 964502), (326, 482251), (1141, 137786), (1793, 87682), (2282, 68893), (3586, 43841), (6263, 25102), (12526, 12551)]