128686872

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{315409}}^1$

素因数の和:315435

約数の個数: 32

約数和(自身を含む): 340642800

約数和(自身を除く): 211955928

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 315409, 630818, 946227, 1261636, 1892454, 2523272, 3784908, 5361953, 7569816, 10723906, 16085859, 21447812, 32171718, 42895624, 64343436, 128686872]

約数ペア:

[(1, 128686872), (2, 64343436), (3, 42895624), (4, 32171718), (6, 21447812), (8, 16085859), (12, 10723906), (17, 7569816), (24, 5361953), (34, 3784908), (51, 2523272), (68, 1892454), (102, 1261636), (136, 946227), (204, 630818), (408, 315409)]