645155295

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{7547}}^1$

素因数の和:7735

約数の個数: 32

約数和(自身を含む): 1065173760

約数和(自身を除く): 420018465

約数列:

[1, 3, 5, 15, 41, 123, 139, 205, 417, 615, 695, 2085, 5699, 7547, 17097, 22641, 28495, 37735, 85485, 113205, 309427, 928281, 1049033, 1547135, 3147099, 4641405, 5245165, 15735495, 43010353, 129031059, 215051765, 645155295]

約数ペア:

[(1, 645155295), (3, 215051765), (5, 129031059), (15, 43010353), (41, 15735495), (123, 5245165), (139, 4641405), (205, 3147099), (417, 1547135), (615, 1049033), (695, 928281), (2085, 309427), (5699, 113205), (7547, 85485), (17097, 37735), (22641, 28495)]