72101128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1901}}^1$

素因数の和:2349

約数の個数: 32

約数和(自身を含む): 147899520

約数和(自身を除く): 75798392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 431, 862, 1724, 1901, 3448, 3802, 4741, 7604, 9482, 15208, 18964, 20911, 37928, 41822, 83644, 167288, 819331, 1638662, 3277324, 6554648, 9012641, 18025282, 36050564, 72101128]

約数ペア:

[(1, 72101128), (2, 36050564), (4, 18025282), (8, 9012641), (11, 6554648), (22, 3277324), (44, 1638662), (88, 819331), (431, 167288), (862, 83644), (1724, 41822), (1901, 37928), (3448, 20911), (3802, 18964), (4741, 15208), (7604, 9482)]