28209726

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{9059}}^1$

素因数の和:9240

約数の個数: 24

約数和(自身を含む): 61481160

約数和(自身を除く): 33271434

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 9059, 18118, 27177, 54354, 81531, 163062, 1567207, 3134414, 4701621, 9403242, 14104863, 28209726]

約数ペア:

[(1, 28209726), (2, 14104863), (3, 9403242), (6, 4701621), (9, 3134414), (18, 1567207), (173, 163062), (346, 81531), (519, 54354), (1038, 27177), (1557, 18118), (3114, 9059)]