72211916

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{19687}}^1$

素因数の和:19829

約数の個数: 24

約数和(自身を含む): 145533696

約数和(自身を除く): 73321780

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 19687, 39374, 78748, 137809, 275618, 551236, 2578997, 5157994, 10315988, 18052979, 36105958, 72211916]

約数ペア:

[(1, 72211916), (2, 36105958), (4, 18052979), (7, 10315988), (14, 5157994), (28, 2578997), (131, 551236), (262, 275618), (524, 137809), (917, 78748), (1834, 39374), (3668, 19687)]