391349205

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{222991}}^1$

素因数の和:223018

約数の個数: 32

約数和(自身を含む): 749253120

約数和(自身を除く): 357903915

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 222991, 668973, 1114955, 2006919, 2898883, 3344865, 6020757, 8696649, 10034595, 14494415, 26089947, 30103785, 43483245, 78269841, 130449735, 391349205]

約数ペア:

[(1, 391349205), (3, 130449735), (5, 78269841), (9, 43483245), (13, 30103785), (15, 26089947), (27, 14494415), (39, 10034595), (45, 8696649), (65, 6020757), (117, 3344865), (135, 2898883), (195, 2006919), (351, 1114955), (585, 668973), (1755, 222991)]