1387145186

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1\times {\mathrm{691}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 2395803648

約数和(自身を除く): 1008658462

約数列:

[1, 2, 7, 14, 223, 446, 643, 691, 1286, 1382, 1561, 3122, 4501, 4837, 9002, 9674, 143389, 154093, 286778, 308186, 444313, 888626, 1003723, 1078651, 2007446, 2157302, 3110191, 6220382, 99081799, 198163598, 693572593, 1387145186]

約数ペア:

[(1, 1387145186), (2, 693572593), (7, 198163598), (14, 99081799), (223, 6220382), (446, 3110191), (643, 2157302), (691, 2007446), (1286, 1078651), (1382, 1003723), (1561, 888626), (3122, 444313), (4501, 308186), (4837, 286778), (9002, 154093), (9674, 143389)]