661079556

素因数分解:

$2^2\times 3^5\times {\mathrm{680123}}^1$

素因数の和:680142

約数の個数: 36

約数和(自身を含む): 1732955952

約数和(自身を除く): 1071876396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 680123, 1360246, 2040369, 2720492, 4080738, 6121107, 8161476, 12242214, 18363321, 24484428, 36726642, 55089963, 73453284, 110179926, 165269889, 220359852, 330539778, 661079556]

約数ペア:

[(1, 661079556), (2, 330539778), (3, 220359852), (4, 165269889), (6, 110179926), (9, 73453284), (12, 55089963), (18, 36726642), (27, 24484428), (36, 18363321), (54, 12242214), (81, 8161476), (108, 6121107), (162, 4080738), (243, 2720492), (324, 2040369), (486, 1360246), (972, 680123)]