290421378

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{6857}}^1$

素因数の和:7059

約数の個数: 48

約数和(自身を含む): 681493176

約数和(自身を除く): 391071798

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 181, 234, 362, 543, 1086, 1629, 2353, 3258, 4706, 6857, 7059, 13714, 14118, 20571, 21177, 41142, 42354, 61713, 89141, 123426, 178282, 267423, 534846, 802269, 1241117, 1604538, 2482234, 3723351, 7446702, 11170053, 16134521, 22340106, 32269042, 48403563, 96807126, 145210689, 290421378]

約数ペア:

[(1, 290421378), (2, 145210689), (3, 96807126), (6, 48403563), (9, 32269042), (13, 22340106), (18, 16134521), (26, 11170053), (39, 7446702), (78, 3723351), (117, 2482234), (181, 1604538), (234, 1241117), (362, 802269), (543, 534846), (1086, 267423), (1629, 178282), (2353, 123426), (3258, 89141), (4706, 61713), (6857, 42354), (7059, 41142), (13714, 21177), (14118, 20571)]