1251705

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 2528064

約数和(自身を除く): 1276359

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 131, 147, 195, 245, 273, 393, 455, 637, 655, 735, 917, 1365, 1703, 1911, 1965, 2751, 3185, 4585, 5109, 6419, 8515, 9555, 11921, 13755, 19257, 25545, 32095, 35763, 59605, 83447, 96285, 178815, 250341, 417235, 1251705]

約数ペア:

[(1, 1251705), (3, 417235), (5, 250341), (7, 178815), (13, 96285), (15, 83447), (21, 59605), (35, 35763), (39, 32095), (49, 25545), (65, 19257), (91, 13755), (105, 11921), (131, 9555), (147, 8515), (195, 6419), (245, 5109), (273, 4585), (393, 3185), (455, 2751), (637, 1965), (655, 1911), (735, 1703), (917, 1365)]