1390985841

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73679}}^1$

素因数の和:73749

約数の個数: 32

約数和(自身を含む): 2263449600

約数和(自身を除く): 872463759

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 609, 651, 899, 2697, 6293, 18879, 73679, 221037, 515753, 1547259, 2136691, 2284049, 6410073, 6852147, 14956837, 15988343, 44870511, 47965029, 66237421, 198712263, 463661947, 1390985841]

約数ペア:

[(1, 1390985841), (3, 463661947), (7, 198712263), (21, 66237421), (29, 47965029), (31, 44870511), (87, 15988343), (93, 14956837), (203, 6852147), (217, 6410073), (609, 2284049), (651, 2136691), (899, 1547259), (2697, 515753), (6293, 221037), (18879, 73679)]