289301238

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1039}}^1$

素因数の和:1577

約数の個数: 48

約数和(自身を含む): 648960000

約数和(自身を除く): 359658762

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 499, 558, 998, 1039, 1497, 2078, 2994, 3117, 4491, 6234, 8982, 9351, 15469, 18702, 30938, 32209, 46407, 64418, 92814, 96627, 139221, 193254, 278442, 289881, 518461, 579762, 1036922, 1555383, 3110766, 4666149, 9332298, 16072291, 32144582, 48216873, 96433746, 144650619, 289301238]

約数ペア:

[(1, 289301238), (2, 144650619), (3, 96433746), (6, 48216873), (9, 32144582), (18, 16072291), (31, 9332298), (62, 4666149), (93, 3110766), (186, 1555383), (279, 1036922), (499, 579762), (558, 518461), (998, 289881), (1039, 278442), (1497, 193254), (2078, 139221), (2994, 96627), (3117, 92814), (4491, 64418), (6234, 46407), (8982, 32209), (9351, 30938), (15469, 18702)]