31671783

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 48

約数和(自身を含む): 55514880

約数和(自身を除く): 23843097

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 169, 297, 351, 429, 507, 631, 1287, 1521, 1859, 1893, 3861, 4563, 5577, 5679, 6941, 8203, 16731, 17037, 20823, 24609, 50193, 62469, 73827, 90233, 106639, 187407, 221481, 270699, 319917, 812097, 959751, 1173029, 2436291, 2879253, 3519087, 10557261, 31671783]

約数ペア:

[(1, 31671783), (3, 10557261), (9, 3519087), (11, 2879253), (13, 2436291), (27, 1173029), (33, 959751), (39, 812097), (99, 319917), (117, 270699), (143, 221481), (169, 187407), (297, 106639), (351, 90233), (429, 73827), (507, 62469), (631, 50193), (1287, 24609), (1521, 20823), (1859, 17037), (1893, 16731), (3861, 8203), (4563, 6941), (5577, 5679)]