389600988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1663}}^1\times {\mathrm{2789}}^1$

素因数の和:4466

約数の個数: 48

約数和(自身を含む): 1039933440

約数和(自身を除く): 650332452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1663, 2789, 3326, 4989, 5578, 6652, 8367, 9978, 11156, 11641, 16734, 19523, 19956, 23282, 33468, 34923, 39046, 46564, 58569, 69846, 78092, 117138, 139692, 234276, 4638107, 9276214, 13914321, 18552428, 27828642, 32466749, 55657284, 64933498, 97400247, 129866996, 194800494, 389600988]

約数ペア:

[(1, 389600988), (2, 194800494), (3, 129866996), (4, 97400247), (6, 64933498), (7, 55657284), (12, 32466749), (14, 27828642), (21, 18552428), (28, 13914321), (42, 9276214), (84, 4638107), (1663, 234276), (2789, 139692), (3326, 117138), (4989, 78092), (5578, 69846), (6652, 58569), (8367, 46564), (9978, 39046), (11156, 34923), (11641, 33468), (16734, 23282), (19523, 19956)]