65481801

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1103}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 109375488

約数和(自身を除く): 43893687

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 257, 771, 1103, 1799, 2827, 3309, 5397, 7721, 8481, 12133, 19789, 23163, 36399, 59367, 84931, 254793, 283471, 850413, 1984297, 3118181, 5952891, 9354543, 21827267, 65481801]

約数ペア:

[(1, 65481801), (3, 21827267), (7, 9354543), (11, 5952891), (21, 3118181), (33, 1984297), (77, 850413), (231, 283471), (257, 254793), (771, 84931), (1103, 59367), (1799, 36399), (2827, 23163), (3309, 19789), (5397, 12133), (7721, 8481)]