85816749

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 127687680

約数和(自身を除く): 41870931

約数列:

[1, 3, 19, 23, 57, 67, 69, 201, 437, 977, 1273, 1311, 1541, 2931, 3819, 4623, 18563, 22471, 29279, 55689, 65459, 67413, 87837, 196377, 426949, 1243721, 1280847, 1505557, 3731163, 4516671, 28605583, 85816749]

約数ペア:

[(1, 85816749), (3, 28605583), (19, 4516671), (23, 3731163), (57, 1505557), (67, 1280847), (69, 1243721), (201, 426949), (437, 196377), (977, 87837), (1273, 67413), (1311, 65459), (1541, 55689), (2931, 29279), (3819, 22471), (4623, 18563)]