77215485

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 133144704

約数和(自身を除く): 55929219

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 263, 345, 529, 555, 789, 851, 1315, 1587, 2553, 2645, 3945, 4255, 6049, 7935, 9731, 12765, 18147, 19573, 29193, 30245, 48655, 58719, 90735, 97865, 139127, 145965, 223813, 293595, 417381, 671439, 695635, 1119065, 2086905, 3357195, 5147699, 15443097, 25738495, 77215485]

約数ペア:

[(1, 77215485), (3, 25738495), (5, 15443097), (15, 5147699), (23, 3357195), (37, 2086905), (69, 1119065), (111, 695635), (115, 671439), (185, 417381), (263, 293595), (345, 223813), (529, 145965), (555, 139127), (789, 97865), (851, 90735), (1315, 58719), (1587, 48655), (2553, 30245), (2645, 29193), (3945, 19573), (4255, 18147), (6049, 12765), (7935, 9731)]