213622095

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{2131}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 352445184

約数和(自身を除く): 138823089

約数列:

[1, 3, 5, 15, 41, 123, 163, 205, 489, 615, 815, 2131, 2445, 6393, 6683, 10655, 20049, 31965, 33415, 87371, 100245, 262113, 347353, 436855, 1042059, 1310565, 1736765, 5210295, 14241473, 42724419, 71207365, 213622095]

約数ペア:

[(1, 213622095), (3, 71207365), (5, 42724419), (15, 14241473), (41, 5210295), (123, 1736765), (163, 1310565), (205, 1042059), (489, 436855), (615, 347353), (815, 262113), (2131, 100245), (2445, 87371), (6393, 33415), (6683, 31965), (10655, 20049)]