1557704638

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1\times {\mathrm{1427}}^1$

素因数の和:2296

約数の個数: 32

約数和(自身を含む): 2701730304

約数和(自身を除く): 1144025666

約数列:

[1, 2, 7, 14, 103, 206, 721, 757, 1427, 1442, 1514, 2854, 5299, 9989, 10598, 19978, 77971, 146981, 155942, 293962, 545797, 1028867, 1080239, 1091594, 2057734, 2160478, 7561673, 15123346, 111264617, 222529234, 778852319, 1557704638]

約数ペア:

[(1, 1557704638), (2, 778852319), (7, 222529234), (14, 111264617), (103, 15123346), (206, 7561673), (721, 2160478), (757, 2057734), (1427, 1091594), (1442, 1080239), (1514, 1028867), (2854, 545797), (5299, 293962), (9989, 155942), (10598, 146981), (19978, 77971)]