51161145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1481}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 97314048

約数和(自身を除く): 46152903

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 705, 735, 987, 1481, 1645, 2303, 4443, 4935, 6909, 7405, 10367, 11515, 22215, 31101, 34545, 51835, 69607, 72569, 155505, 208821, 217707, 348035, 362845, 487249, 1044105, 1088535, 1461747, 2436245, 3410743, 7308735, 10232229, 17053715, 51161145]

約数ペア:

[(1, 51161145), (3, 17053715), (5, 10232229), (7, 7308735), (15, 3410743), (21, 2436245), (35, 1461747), (47, 1088535), (49, 1044105), (105, 487249), (141, 362845), (147, 348035), (235, 217707), (245, 208821), (329, 155505), (705, 72569), (735, 69607), (987, 51835), (1481, 34545), (1645, 31101), (2303, 22215), (4443, 11515), (4935, 10367), (6909, 7405)]