156869847

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{1657}}^1$

素因数の和:1887

約数の個数: 24

約数和(自身を含む): 231576176

約数和(自身を除く): 74706329

約数列:

[1, 3, 9, 67, 157, 201, 471, 603, 1413, 1657, 4971, 10519, 14913, 31557, 94671, 111019, 260149, 333057, 780447, 999171, 2341341, 17429983, 52289949, 156869847]

約数ペア:

[(1, 156869847), (3, 52289949), (9, 17429983), (67, 2341341), (157, 999171), (201, 780447), (471, 333057), (603, 260149), (1413, 111019), (1657, 94671), (4971, 31557), (10519, 14913)]