13052970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{20719}}^1$

素因数の和:20739

約数の個数: 48

約数和(自身を含む): 38787840

約数和(自身を除く): 25734870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 20719, 41438, 62157, 103595, 124314, 145033, 186471, 207190, 290066, 310785, 372942, 435099, 621570, 725165, 870198, 932355, 1305297, 1450330, 1864710, 2175495, 2610594, 4350990, 6526485, 13052970]

約数ペア:

[(1, 13052970), (2, 6526485), (3, 4350990), (5, 2610594), (6, 2175495), (7, 1864710), (9, 1450330), (10, 1305297), (14, 932355), (15, 870198), (18, 725165), (21, 621570), (30, 435099), (35, 372942), (42, 310785), (45, 290066), (63, 207190), (70, 186471), (90, 145033), (105, 124314), (126, 103595), (210, 62157), (315, 41438), (630, 20719)]