1380382969

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{5189}}^1$

素因数の和:5353

約数の個数: 24

約数和(自身を含む): 1650731400

約数和(自身を除く): 270348431

約数列:

[1, 7, 49, 61, 89, 427, 623, 2989, 4361, 5189, 5429, 36323, 38003, 254261, 266021, 316529, 461821, 2215703, 3232747, 15509921, 22629229, 28171081, 197197567, 1380382969]

約数ペア:

[(1, 1380382969), (7, 197197567), (49, 28171081), (61, 22629229), (89, 15509921), (427, 3232747), (623, 2215703), (2989, 461821), (4361, 316529), (5189, 266021), (5429, 254261), (36323, 38003)]