123249987

素因数分解:

$3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{7219}}^1$

素因数の和:7503

約数の個数: 24

約数和(自身を含む): 204239360

約数和(自身を除く): 80989373

約数列:

[1, 3, 7, 9, 21, 63, 271, 813, 1897, 2439, 5691, 7219, 17073, 21657, 50533, 64971, 151599, 454797, 1956349, 5869047, 13694443, 17607141, 41083329, 123249987]

約数ペア:

[(1, 123249987), (3, 41083329), (7, 17607141), (9, 13694443), (21, 5869047), (63, 1956349), (271, 454797), (813, 151599), (1897, 64971), (2439, 50533), (5691, 21657), (7219, 17073)]