1390291222

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 2237970240

約数和(自身を除く): 847679018

約数列:

[1, 2, 41, 43, 59, 82, 86, 118, 163, 326, 1681, 1763, 2419, 2537, 3362, 3526, 4838, 5074, 6683, 7009, 9617, 13366, 14018, 19234, 72283, 99179, 104017, 144566, 198358, 208034, 274003, 287369, 394297, 413531, 548006, 574738, 788594, 827062, 4264697, 8529394, 11782129, 16166177, 16954771, 23564258, 32332354, 33909542, 695145611, 1390291222]

約数ペア:

[(1, 1390291222), (2, 695145611), (41, 33909542), (43, 32332354), (59, 23564258), (82, 16954771), (86, 16166177), (118, 11782129), (163, 8529394), (326, 4264697), (1681, 827062), (1763, 788594), (2419, 574738), (2537, 548006), (3362, 413531), (3526, 394297), (4838, 287369), (5074, 274003), (6683, 208034), (7009, 198358), (9617, 144566), (13366, 104017), (14018, 99179), (19234, 72283)]