64815738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4591}}^1$

素因数の和:4790

約数の個数: 32

約数和(自身を含む): 140404992

約数和(自身を除く): 75589254

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 181, 362, 543, 1086, 2353, 4591, 4706, 7059, 9182, 13773, 14118, 27546, 59683, 119366, 179049, 358098, 830971, 1661942, 2492913, 4985826, 10802623, 21605246, 32407869, 64815738]

約数ペア:

[(1, 64815738), (2, 32407869), (3, 21605246), (6, 10802623), (13, 4985826), (26, 2492913), (39, 1661942), (78, 830971), (181, 358098), (362, 179049), (543, 119366), (1086, 59683), (2353, 27546), (4591, 14118), (4706, 13773), (7059, 9182)]