72581103

素因数分解:

$3^4\times 7^2\times {\mathrm{18287}}^1$

素因数の和:18313

約数の個数: 30

約数和(自身を含む): 126132336

約数和(自身を除く): 53551233

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 18287, 54861, 128009, 164583, 384027, 493749, 896063, 1152081, 1481247, 2688189, 3456243, 8064567, 10368729, 24193701, 72581103]

約数ペア:

[(1, 72581103), (3, 24193701), (7, 10368729), (9, 8064567), (21, 3456243), (27, 2688189), (49, 1481247), (63, 1152081), (81, 896063), (147, 493749), (189, 384027), (441, 164583), (567, 128009), (1323, 54861), (3969, 18287)]