180328031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{137}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 208771920

約数和(自身を除く): 28443889

約数列:

[1, 13, 19, 73, 137, 247, 949, 1387, 1781, 2603, 5329, 10001, 18031, 33839, 69277, 101251, 130013, 190019, 730073, 1316263, 2470247, 9490949, 13871387, 180328031]

約数ペア:

[(1, 180328031), (13, 13871387), (19, 9490949), (73, 2470247), (137, 1316263), (247, 730073), (949, 190019), (1387, 130013), (1781, 101251), (2603, 69277), (5329, 33839), (10001, 18031)]