28156713585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1875239}}^1$

素因数の和:1875278

約数の個数: 64

約数和(自身を含む): 60487741440

約数和(自身を除く): 32331027855

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 2145, 3003, 5005, 15015, 1875239, 5625717, 9376195, 13126673, 20627629, 24378107, 28128585, 39380019, 61882887, 65633365, 73134321, 103138145, 121890535, 144393403, 170646749, 196900095, 268159177, 309414435, 365671605, 433180209, 511940247, 721967015, 804477531, 853233745, 1340795885, 1877114239, 2165901045, 2559701235, 4022387655, 5631342717, 9385571195, 28156713585]

約数ペア:

[(1, 28156713585), (3, 9385571195), (5, 5631342717), (7, 4022387655), (11, 2559701235), (13, 2165901045), (15, 1877114239), (21, 1340795885), (33, 853233745), (35, 804477531), (39, 721967015), (55, 511940247), (65, 433180209), (77, 365671605), (91, 309414435), (105, 268159177), (143, 196900095), (165, 170646749), (195, 144393403), (231, 121890535), (273, 103138145), (385, 73134321), (429, 65633365), (455, 61882887), (715, 39380019), (1001, 28128585), (1155, 24378107), (1365, 20627629), (2145, 13126673), (3003, 9376195), (5005, 5625717), (15015, 1875239)]