388565534

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{1181}}^1$

素因数の和:1592

約数の個数: 32

約数和(自身を含む): 678108672

約数和(自身を除く): 289543138

約数列:

[1, 2, 7, 14, 71, 142, 331, 497, 662, 994, 1181, 2317, 2362, 4634, 8267, 16534, 23501, 47002, 83851, 164507, 167702, 329014, 390911, 586957, 781822, 1173914, 2736377, 5472754, 27754681, 55509362, 194282767, 388565534]

約数ペア:

[(1, 388565534), (2, 194282767), (7, 55509362), (14, 27754681), (71, 5472754), (142, 2736377), (331, 1173914), (497, 781822), (662, 586957), (994, 390911), (1181, 329014), (2317, 167702), (2362, 164507), (4634, 83851), (8267, 47002), (16534, 23501)]