1321567205

素因数分解:

$5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 1835308800

約数和(自身を除く): 513741595

約数列:

[1, 5, 7, 35, 113, 389, 565, 791, 859, 1945, 2723, 3955, 4295, 6013, 13615, 30065, 43957, 97067, 219785, 307699, 334151, 485335, 679469, 1538495, 1670755, 2339057, 3397345, 11695285, 37759063, 188795315, 264313441, 1321567205]

約数ペア:

[(1, 1321567205), (5, 264313441), (7, 188795315), (35, 37759063), (113, 11695285), (389, 3397345), (565, 2339057), (791, 1670755), (859, 1538495), (1945, 679469), (2723, 485335), (3955, 334151), (4295, 307699), (6013, 219785), (13615, 97067), (30065, 43957)]