31882455

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2221}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 62393760

約数和(自身を除く): 30511305

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1305, 1595, 2221, 2871, 4785, 6663, 11105, 14355, 19989, 24431, 33315, 64409, 73293, 99945, 122155, 193227, 219879, 322045, 366465, 579681, 708499, 966135, 1099395, 2125497, 2898405, 3542495, 6376491, 10627485, 31882455]

約数ペア:

[(1, 31882455), (3, 10627485), (5, 6376491), (9, 3542495), (11, 2898405), (15, 2125497), (29, 1099395), (33, 966135), (45, 708499), (55, 579681), (87, 366465), (99, 322045), (145, 219879), (165, 193227), (261, 122155), (319, 99945), (435, 73293), (495, 64409), (957, 33315), (1305, 24431), (1595, 19989), (2221, 14355), (2871, 11105), (4785, 6663)]