81190354

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{10487}}^1$

素因数の和:10582

約数の個数: 24

約数和(自身を含む): 143475840

約数和(自身を除く): 62285486

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 553, 1106, 3871, 7742, 10487, 20974, 73409, 146818, 513863, 828473, 1027726, 1656946, 5799311, 11598622, 40595177, 81190354]

約数ペア:

[(1, 81190354), (2, 40595177), (7, 11598622), (14, 5799311), (49, 1656946), (79, 1027726), (98, 828473), (158, 513863), (553, 146818), (1106, 73409), (3871, 20974), (7742, 10487)]