2507505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 5419008

約数和(自身を除く): 2911503

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 167, 195, 231, 273, 385, 429, 455, 501, 715, 835, 1001, 1155, 1169, 1365, 1837, 2145, 2171, 2505, 3003, 3507, 5005, 5511, 5845, 6513, 9185, 10855, 12859, 15015, 15197, 17535, 23881, 27555, 32565, 38577, 45591, 64295, 71643, 75985, 119405, 167167, 192885, 227955, 358215, 501501, 835835, 2507505]

約数ペア:

[(1, 2507505), (3, 835835), (5, 501501), (7, 358215), (11, 227955), (13, 192885), (15, 167167), (21, 119405), (33, 75985), (35, 71643), (39, 64295), (55, 45591), (65, 38577), (77, 32565), (91, 27555), (105, 23881), (143, 17535), (165, 15197), (167, 15015), (195, 12859), (231, 10855), (273, 9185), (385, 6513), (429, 5845), (455, 5511), (501, 5005), (715, 3507), (835, 3003), (1001, 2505), (1155, 2171), (1169, 2145), (1365, 1837)]