13666491

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 20930000

約数和(自身を除く): 7263509

約数列:

[1, 3, 9, 19, 57, 171, 229, 349, 687, 1047, 2061, 3141, 4351, 6631, 13053, 19893, 39159, 59679, 79921, 239763, 719289, 1518499, 4555497, 13666491]

約数ペア:

[(1, 13666491), (3, 4555497), (9, 1518499), (19, 719289), (57, 239763), (171, 79921), (229, 59679), (349, 39159), (687, 19893), (1047, 13053), (2061, 6631), (3141, 4351)]