15216453

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 26522496

約数和(自身を除く): 11306043

約数列:

[1, 3, 7, 9, 21, 41, 43, 63, 123, 129, 137, 287, 301, 369, 387, 411, 861, 903, 959, 1233, 1763, 2583, 2709, 2877, 5289, 5617, 5891, 8631, 12341, 15867, 16851, 17673, 37023, 39319, 41237, 50553, 53019, 111069, 117957, 123711, 241531, 353871, 371133, 724593, 1690717, 2173779, 5072151, 15216453]

約数ペア:

[(1, 15216453), (3, 5072151), (7, 2173779), (9, 1690717), (21, 724593), (41, 371133), (43, 353871), (63, 241531), (123, 123711), (129, 117957), (137, 111069), (287, 53019), (301, 50553), (369, 41237), (387, 39319), (411, 37023), (861, 17673), (903, 16851), (959, 15867), (1233, 12341), (1763, 8631), (2583, 5891), (2709, 5617), (2877, 5289)]