61663275

素因数分解:

$3^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:882

約数の個数: 60

約数和(自身を含む): 117451312

約数和(自身を除く): 55788037

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 111, 135, 185, 225, 333, 405, 555, 675, 823, 925, 999, 1665, 2025, 2469, 2775, 2997, 4115, 4995, 7407, 8325, 12345, 14985, 20575, 22221, 24975, 30451, 37035, 61725, 66663, 74925, 91353, 111105, 152255, 185175, 274059, 333315, 456765, 555525, 761275, 822177, 1370295, 1666575, 2283825, 2466531, 4110885, 6851475, 12332655, 20554425, 61663275]

約数ペア:

[(1, 61663275), (3, 20554425), (5, 12332655), (9, 6851475), (15, 4110885), (25, 2466531), (27, 2283825), (37, 1666575), (45, 1370295), (75, 822177), (81, 761275), (111, 555525), (135, 456765), (185, 333315), (225, 274059), (333, 185175), (405, 152255), (555, 111105), (675, 91353), (823, 74925), (925, 66663), (999, 61725), (1665, 37035), (2025, 30451), (2469, 24975), (2775, 22221), (2997, 20575), (4115, 14985), (4995, 12345), (7407, 8325)]