289927156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 553907200

約数和(自身を除く): 263980044

約数列:

[1, 2, 4, 19, 38, 43, 76, 79, 86, 158, 172, 316, 817, 1123, 1501, 1634, 2246, 3002, 3268, 3397, 4492, 6004, 6794, 13588, 21337, 42674, 48289, 64543, 85348, 88717, 96578, 129086, 177434, 193156, 258172, 354868, 917491, 1685623, 1834982, 3371246, 3669964, 3814831, 6742492, 7629662, 15259324, 72481789, 144963578, 289927156]

約数ペア:

[(1, 289927156), (2, 144963578), (4, 72481789), (19, 15259324), (38, 7629662), (43, 6742492), (76, 3814831), (79, 3669964), (86, 3371246), (158, 1834982), (172, 1685623), (316, 917491), (817, 354868), (1123, 258172), (1501, 193156), (1634, 177434), (2246, 129086), (3002, 96578), (3268, 88717), (3397, 85348), (4492, 64543), (6004, 48289), (6794, 42674), (13588, 21337)]