28172331

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 44568576

約数和(自身を除く): 16396245

約数列:

[1, 3, 9, 11, 33, 99, 383, 743, 1149, 2229, 3447, 4213, 6687, 8173, 12639, 24519, 37917, 73557, 284569, 853707, 2561121, 3130259, 9390777, 28172331]

約数ペア:

[(1, 28172331), (3, 9390777), (9, 3130259), (11, 2561121), (33, 853707), (99, 284569), (383, 73557), (743, 37917), (1149, 24519), (2229, 12639), (3447, 8173), (4213, 6687)]