39818205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6653}}^1$

素因数の和:6690

約数の個数: 48

約数和(自身を含む): 83041920

約数和(自身を除く): 43223715

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 6653, 19959, 33265, 46571, 59877, 99795, 126407, 139713, 232855, 299385, 379221, 419139, 632035, 698565, 884849, 1137663, 1896105, 2095695, 2654547, 4424245, 5688315, 7963641, 13272735, 39818205]

約数ペア:

[(1, 39818205), (3, 13272735), (5, 7963641), (7, 5688315), (9, 4424245), (15, 2654547), (19, 2095695), (21, 1896105), (35, 1137663), (45, 884849), (57, 698565), (63, 632035), (95, 419139), (105, 379221), (133, 299385), (171, 232855), (285, 139713), (315, 126407), (399, 99795), (665, 59877), (855, 46571), (1197, 33265), (1995, 19959), (5985, 6653)]