1215661976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{22291}}^1$

素因数の和:22715

約数の個数: 32

約数和(自身を含む): 2419573680

約数和(自身を除く): 1203911704

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 401, 802, 1604, 3208, 6817, 13634, 22291, 27268, 44582, 54536, 89164, 178328, 378947, 757894, 1515788, 3031576, 8938691, 17877382, 35754764, 71509528, 151957747, 303915494, 607830988, 1215661976]

約数ペア:

[(1, 1215661976), (2, 607830988), (4, 303915494), (8, 151957747), (17, 71509528), (34, 35754764), (68, 17877382), (136, 8938691), (401, 3031576), (802, 1515788), (1604, 757894), (3208, 378947), (6817, 178328), (13634, 89164), (22291, 54536), (27268, 44582)]