28297906

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1747}}^1$

素因数の和:1858

約数の個数: 32

約数和(自身を含む): 52859520

約数和(自身を除く): 24561614

約数列:

[1, 2, 7, 13, 14, 26, 89, 91, 178, 182, 623, 1157, 1246, 1747, 2314, 3494, 8099, 12229, 16198, 22711, 24458, 45422, 155483, 158977, 310966, 317954, 1088381, 2021279, 2176762, 4042558, 14148953, 28297906]

約数ペア:

[(1, 28297906), (2, 14148953), (7, 4042558), (13, 2176762), (14, 2021279), (26, 1088381), (89, 317954), (91, 310966), (178, 158977), (182, 155483), (623, 45422), (1157, 24458), (1246, 22711), (1747, 16198), (2314, 12229), (3494, 8099)]