1920565521

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1\times {\mathrm{557}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 3203366400

約数和(自身を除く): 1282800879

約数列:

[1, 3, 7, 9, 21, 63, 229, 239, 557, 687, 717, 1603, 1671, 1673, 2061, 2151, 3899, 4809, 5013, 5019, 11697, 14427, 15057, 35091, 54731, 127553, 133123, 164193, 382659, 383117, 399369, 492579, 892871, 931861, 1147977, 1149351, 1198107, 2678613, 2795583, 3448053, 8035839, 8386749, 30485167, 91455501, 213396169, 274366503, 640188507, 1920565521]

約数ペア:

[(1, 1920565521), (3, 640188507), (7, 274366503), (9, 213396169), (21, 91455501), (63, 30485167), (229, 8386749), (239, 8035839), (557, 3448053), (687, 2795583), (717, 2678613), (1603, 1198107), (1671, 1149351), (1673, 1147977), (2061, 931861), (2151, 892871), (3899, 492579), (4809, 399369), (5013, 383117), (5019, 382659), (11697, 164193), (14427, 133123), (15057, 127553), (35091, 54731)]