13208175

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1312

約数の個数: 36

約数和(自身を含む): 24180000

約数和(自身を除く): 10971825

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 1249, 2115, 3525, 3747, 6245, 10575, 11241, 18735, 31225, 56205, 58703, 93675, 176109, 281025, 293515, 528327, 880545, 1467575, 2641635, 4402725, 13208175]

約数ペア:

[(1, 13208175), (3, 4402725), (5, 2641635), (9, 1467575), (15, 880545), (25, 528327), (45, 293515), (47, 281025), (75, 176109), (141, 93675), (225, 58703), (235, 56205), (423, 31225), (705, 18735), (1175, 11241), (1249, 10575), (2115, 6245), (3525, 3747)]