81123844

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{7069}}^1$

素因数の和:7243

約数の個数: 24

約数和(自身を含む): 150449600

約数和(自身を除く): 69325756

約数列:

[1, 2, 4, 19, 38, 76, 151, 302, 604, 2869, 5738, 7069, 11476, 14138, 28276, 134311, 268622, 537244, 1067419, 2134838, 4269676, 20280961, 40561922, 81123844]

約数ペア:

[(1, 81123844), (2, 40561922), (4, 20280961), (19, 4269676), (38, 2134838), (76, 1067419), (151, 537244), (302, 268622), (604, 134311), (2869, 28276), (5738, 14138), (7069, 11476)]