202219615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1789}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 274256640

約数和(自身を除く): 72037025

約数列:

[1, 5, 13, 37, 47, 65, 185, 235, 481, 611, 1739, 1789, 2405, 3055, 8695, 8945, 22607, 23257, 66193, 84083, 113035, 116285, 330965, 420415, 860509, 1093079, 3111071, 4302545, 5465395, 15555355, 40443923, 202219615]

約数ペア:

[(1, 202219615), (5, 40443923), (13, 15555355), (37, 5465395), (47, 4302545), (65, 3111071), (185, 1093079), (235, 860509), (481, 420415), (611, 330965), (1739, 116285), (1789, 113035), (2405, 84083), (3055, 66193), (8695, 23257), (8945, 22607)]