81786159

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{33287}}^1$

素因数の和:33316

約数の個数: 32

約数和(自身を含む): 149130240

約数和(自身を除く): 67344081

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 33287, 99861, 233009, 299583, 432731, 699027, 898749, 1298193, 2097081, 3029117, 3894579, 6291243, 9087351, 11683737, 27262053, 81786159]

約数ペア:

[(1, 81786159), (3, 27262053), (7, 11683737), (9, 9087351), (13, 6291243), (21, 3894579), (27, 3029117), (39, 2097081), (63, 1298193), (91, 898749), (117, 699027), (189, 432731), (273, 299583), (351, 233009), (819, 99861), (2457, 33287)]