31420455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{997}}^1$

素因数の和:1207

約数の個数: 32

約数和(自身を含む): 55185408

約数和(自身を除く): 23764953

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 191, 573, 955, 997, 2101, 2865, 2991, 4985, 6303, 10505, 10967, 14955, 31515, 32901, 54835, 164505, 190427, 571281, 952135, 2094697, 2856405, 6284091, 10473485, 31420455]

約数ペア:

[(1, 31420455), (3, 10473485), (5, 6284091), (11, 2856405), (15, 2094697), (33, 952135), (55, 571281), (165, 190427), (191, 164505), (573, 54835), (955, 32901), (997, 31515), (2101, 14955), (2865, 10967), (2991, 10505), (4985, 6303)]