28440108

素因数分解:

$2^2\times 3^2\times {\mathrm{790003}}^1$

素因数の和:790013

約数の個数: 18

約数和(自身を含む): 71890364

約数和(自身を除く): 43450256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 790003, 1580006, 2370009, 3160012, 4740018, 7110027, 9480036, 14220054, 28440108]

約数ペア:

[(1, 28440108), (2, 14220054), (3, 9480036), (4, 7110027), (6, 4740018), (9, 3160012), (12, 2370009), (18, 1580006), (36, 790003)]