72840056

素因数分解:

$2^3\times {\mathrm{167}}^1\times {\mathrm{54521}}^1$

素因数の和:54694

約数の個数: 16

約数和(自身を含む): 137395440

約数和(自身を除く): 64555384

約数列:

[1, 2, 4, 8, 167, 334, 668, 1336, 54521, 109042, 218084, 436168, 9105007, 18210014, 36420028, 72840056]

約数ペア:

[(1, 72840056), (2, 36420028), (4, 18210014), (8, 9105007), (167, 436168), (334, 218084), (668, 109042), (1336, 54521)]