15628977

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6361}}^1$

素因数の和:6390

約数の個数: 32

約数和(自身を含む): 28501760

約数和(自身を除く): 12872783

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 6361, 19083, 44527, 57249, 82693, 133581, 171747, 248079, 400743, 578851, 744237, 1202229, 1736553, 2232711, 5209659, 15628977]

約数ペア:

[(1, 15628977), (3, 5209659), (7, 2232711), (9, 1736553), (13, 1202229), (21, 744237), (27, 578851), (39, 400743), (63, 248079), (91, 171747), (117, 133581), (189, 82693), (273, 57249), (351, 44527), (819, 19083), (2457, 6361)]