207900903

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{1109}}^1$

素因数の和:1311

約数の個数: 32

約数和(自身を含む): 323942400

約数和(自身を除く): 116041497

約数列:

[1, 3, 7, 21, 79, 113, 237, 339, 553, 791, 1109, 1659, 2373, 3327, 7763, 8927, 23289, 26781, 62489, 87611, 125317, 187467, 262833, 375951, 613277, 877219, 1839831, 2631657, 9900043, 29700129, 69300301, 207900903]

約数ペア:

[(1, 207900903), (3, 69300301), (7, 29700129), (21, 9900043), (79, 2631657), (113, 1839831), (237, 877219), (339, 613277), (553, 375951), (791, 262833), (1109, 187467), (1659, 125317), (2373, 87611), (3327, 62489), (7763, 26781), (8927, 23289)]