78333333

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1733}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 120408960

約数和(自身を除く): 42075627

約数列:

[1, 3, 13, 19, 39, 57, 61, 183, 247, 741, 793, 1159, 1733, 2379, 3477, 5199, 15067, 22529, 32927, 45201, 67587, 98781, 105713, 317139, 428051, 1284153, 1374269, 2008547, 4122807, 6025641, 26111111, 78333333]

約数ペア:

[(1, 78333333), (3, 26111111), (13, 6025641), (19, 4122807), (39, 2008547), (57, 1374269), (61, 1284153), (183, 428051), (247, 317139), (741, 105713), (793, 98781), (1159, 67587), (1733, 45201), (2379, 32927), (3477, 22529), (5199, 15067)]