69986546

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 122653440

約数和(自身を除く): 52666894

約数列:

[1, 2, 7, 14, 71, 142, 181, 362, 389, 497, 778, 994, 1267, 2534, 2723, 5446, 12851, 25702, 27619, 55238, 70409, 89957, 140818, 179914, 193333, 386666, 492863, 985726, 4999039, 9998078, 34993273, 69986546]

約数ペア:

[(1, 69986546), (2, 34993273), (7, 9998078), (14, 4999039), (71, 985726), (142, 492863), (181, 386666), (362, 193333), (389, 179914), (497, 140818), (778, 89957), (994, 70409), (1267, 55238), (2534, 27619), (2723, 25702), (5446, 12851)]