87021816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 258785280

約数和(自身を除く): 171763464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 103, 107, 141, 168, 188, 206, 214, 282, 309, 321, 329, 376, 412, 428, 564, 618, 642, 658, 721, 749, 824, 856, 987, 1128, 1236, 1284, 1316, 1442, 1498, 1974, 2163, 2247, 2472, 2568, 2632, 2884, 2996, 3948, 4326, 4494, 4841, 5029, 5768, 5992, 7896, 8652, 8988, 9682, 10058, 11021, 14523, 15087, 17304, 17976, 19364, 20116, 22042, 29046, 30174, 33063, 33887, 35203, 38728, 40232, 44084, 58092, 60348, 66126, 67774, 70406, 77147, 88168, 101661, 105609, 116184, 120696, 132252, 135548, 140812, 154294, 203322, 211218, 231441, 264504, 271096, 281624, 308588, 406644, 422436, 462882, 517987, 617176, 813288, 844872, 925764, 1035974, 1553961, 1851528, 2071948, 3107922, 3625909, 4143896, 6215844, 7251818, 10877727, 12431688, 14503636, 21755454, 29007272, 43510908, 87021816]

約数ペア:

[(1, 87021816), (2, 43510908), (3, 29007272), (4, 21755454), (6, 14503636), (7, 12431688), (8, 10877727), (12, 7251818), (14, 6215844), (21, 4143896), (24, 3625909), (28, 3107922), (42, 2071948), (47, 1851528), (56, 1553961), (84, 1035974), (94, 925764), (103, 844872), (107, 813288), (141, 617176), (168, 517987), (188, 462882), (206, 422436), (214, 406644), (282, 308588), (309, 281624), (321, 271096), (329, 264504), (376, 231441), (412, 211218), (428, 203322), (564, 154294), (618, 140812), (642, 135548), (658, 132252), (721, 120696), (749, 116184), (824, 105609), (856, 101661), (987, 88168), (1128, 77147), (1236, 70406), (1284, 67774), (1316, 66126), (1442, 60348), (1498, 58092), (1974, 44084), (2163, 40232), (2247, 38728), (2472, 35203), (2568, 33887), (2632, 33063), (2884, 30174), (2996, 29046), (3948, 22042), (4326, 20116), (4494, 19364), (4841, 17976), (5029, 17304), (5768, 15087), (5992, 14523), (7896, 11021), (8652, 10058), (8988, 9682)]