339964191

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{13457}}^1$

素因数の和:13871

約数の個数: 24

約数和(自身を含む): 562652064

約数和(自身を除く): 222687873

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2807, 3609, 8421, 13457, 25263, 40371, 94199, 121113, 282597, 847791, 5396257, 16188771, 37773799, 48566313, 113321397, 339964191]

約数ペア:

[(1, 339964191), (3, 113321397), (7, 48566313), (9, 37773799), (21, 16188771), (63, 5396257), (401, 847791), (1203, 282597), (2807, 121113), (3609, 94199), (8421, 40371), (13457, 25263)]