1987367004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{15137}}^1$

素因数の和:15675

約数の個数: 72

約数和(自身を含む): 5752682208

約数和(自身を除く): 3765315204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 1042, 1563, 2084, 3126, 3647, 4689, 6252, 7294, 9378, 10941, 14588, 15137, 18756, 21882, 30274, 32823, 43764, 45411, 60548, 65646, 90822, 105959, 131292, 136233, 181644, 211918, 272466, 317877, 423836, 544932, 635754, 953631, 1271508, 1907262, 3814524, 7886377, 15772754, 23659131, 31545508, 47318262, 55204639, 70977393, 94636524, 110409278, 141954786, 165613917, 220818556, 283909572, 331227834, 496841751, 662455668, 993683502, 1987367004]

約数ペア:

[(1, 1987367004), (2, 993683502), (3, 662455668), (4, 496841751), (6, 331227834), (7, 283909572), (9, 220818556), (12, 165613917), (14, 141954786), (18, 110409278), (21, 94636524), (28, 70977393), (36, 55204639), (42, 47318262), (63, 31545508), (84, 23659131), (126, 15772754), (252, 7886377), (521, 3814524), (1042, 1907262), (1563, 1271508), (2084, 953631), (3126, 635754), (3647, 544932), (4689, 423836), (6252, 317877), (7294, 272466), (9378, 211918), (10941, 181644), (14588, 136233), (15137, 131292), (18756, 105959), (21882, 90822), (30274, 65646), (32823, 60548), (43764, 45411)]