1520121957

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1\times {\mathrm{563}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 2144102400

約数和(自身を除く): 623980443

約数列:

[1, 3, 23, 69, 109, 327, 359, 563, 1077, 1689, 2507, 7521, 8257, 12949, 24771, 38847, 39131, 61367, 117393, 184101, 202117, 606351, 900013, 1411441, 2700039, 4234323, 4648691, 13946073, 22030753, 66092259, 506707319, 1520121957]

約数ペア:

[(1, 1520121957), (3, 506707319), (23, 66092259), (69, 22030753), (109, 13946073), (327, 4648691), (359, 4234323), (563, 2700039), (1077, 1411441), (1689, 900013), (2507, 606351), (7521, 202117), (8257, 184101), (12949, 117393), (24771, 61367), (38847, 39131)]