39856491

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 58941584

約数和(自身を除く): 19085093

約数列:

[1, 3, 9, 67, 157, 201, 421, 471, 603, 1263, 1413, 3789, 10519, 28207, 31557, 66097, 84621, 94671, 198291, 253863, 594873, 4428499, 13285497, 39856491]

約数ペア:

[(1, 39856491), (3, 13285497), (9, 4428499), (67, 594873), (157, 253863), (201, 198291), (421, 94671), (471, 84621), (603, 66097), (1263, 31557), (1413, 28207), (3789, 10519)]