290114678

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{1667}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 514971648

約数和(自身を除く): 224856970

約数列:

[1, 2, 7, 14, 31, 62, 217, 401, 434, 802, 1667, 2807, 3334, 5614, 11669, 12431, 23338, 24862, 51677, 87017, 103354, 174034, 361739, 668467, 723478, 1336934, 4679269, 9358538, 20722477, 41444954, 145057339, 290114678]

約数ペア:

[(1, 290114678), (2, 145057339), (7, 41444954), (14, 20722477), (31, 9358538), (62, 4679269), (217, 1336934), (401, 723478), (434, 668467), (802, 361739), (1667, 174034), (2807, 103354), (3334, 87017), (5614, 51677), (11669, 24862), (12431, 23338)]