31855707

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1931}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 51932160

約数和(自身を除く): 20076453

約数列:

[1, 3, 9, 13, 27, 39, 47, 117, 141, 351, 423, 611, 1269, 1833, 1931, 5499, 5793, 16497, 17379, 25103, 52137, 75309, 90757, 225927, 272271, 677781, 816813, 1179841, 2450439, 3539523, 10618569, 31855707]

約数ペア:

[(1, 31855707), (3, 10618569), (9, 3539523), (13, 2450439), (27, 1179841), (39, 816813), (47, 677781), (117, 272271), (141, 225927), (351, 90757), (423, 75309), (611, 52137), (1269, 25103), (1833, 17379), (1931, 16497), (5499, 5793)]