156944590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{3389}}^1$

素因数の和:3828

約数の個数: 32

約数和(自身を含む): 309005280

約数和(自身を除く): 152060690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 2105, 3389, 4210, 4631, 6778, 9262, 16945, 23155, 33890, 37279, 46310, 74558, 186395, 372790, 1426769, 2853538, 7133845, 14267690, 15694459, 31388918, 78472295, 156944590]

約数ペア:

[(1, 156944590), (2, 78472295), (5, 31388918), (10, 15694459), (11, 14267690), (22, 7133845), (55, 2853538), (110, 1426769), (421, 372790), (842, 186395), (2105, 74558), (3389, 46310), (4210, 37279), (4631, 33890), (6778, 23155), (9262, 16945)]