399874692

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{680059}}^1$

素因数の和:680080

約数の個数: 36

約数和(自身を含む): 1085375760

約数和(自身を除く): 685501068

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 680059, 1360118, 2040177, 2720236, 4080354, 4760413, 8160708, 9520826, 14281239, 19041652, 28562478, 33322891, 57124956, 66645782, 99968673, 133291564, 199937346, 399874692]

約数ペア:

[(1, 399874692), (2, 199937346), (3, 133291564), (4, 99968673), (6, 66645782), (7, 57124956), (12, 33322891), (14, 28562478), (21, 19041652), (28, 14281239), (42, 9520826), (49, 8160708), (84, 4760413), (98, 4080354), (147, 2720236), (196, 2040177), (294, 1360118), (588, 680059)]