72403821

素因数分解:

$3^3\times 7^2\times {\mathrm{54727}}^1$

素因数の和:54750

約数の個数: 24

約数和(自身を含む): 124779840

約数和(自身を除く): 52376019

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 54727, 164181, 383089, 492543, 1149267, 1477629, 2681623, 3447801, 8044869, 10343403, 24134607, 72403821]

約数ペア:

[(1, 72403821), (3, 24134607), (7, 10343403), (9, 8044869), (21, 3447801), (27, 2681623), (49, 1477629), (63, 1149267), (147, 492543), (189, 383089), (441, 164181), (1323, 54727)]