213112095

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{3137}}^1$

素因数の和:3799

約数の個数: 32

約数和(自身を含む): 390417408

約数和(自身を除く): 177305313

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 647, 1941, 3137, 3235, 4529, 9411, 9705, 13587, 15685, 21959, 22645, 47055, 65877, 67935, 109795, 329385, 2029639, 6088917, 10148195, 14207473, 30444585, 42622419, 71037365, 213112095]

約数ペア:

[(1, 213112095), (3, 71037365), (5, 42622419), (7, 30444585), (15, 14207473), (21, 10148195), (35, 6088917), (105, 2029639), (647, 329385), (1941, 109795), (3137, 67935), (3235, 65877), (4529, 47055), (9411, 22645), (9705, 21959), (13587, 15685)]