121421216

素因数分解:

$2^5\times 7^2\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:602

約数の個数: 72

約数和(自身を含む): 280155456

約数和(自身を除く): 158734240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 211, 224, 367, 392, 422, 734, 784, 844, 1468, 1477, 1568, 1688, 2569, 2936, 2954, 3376, 5138, 5872, 5908, 6752, 10276, 10339, 11744, 11816, 17983, 20552, 20678, 23632, 35966, 41104, 41356, 47264, 71932, 77437, 82208, 82712, 143864, 154874, 165424, 287728, 309748, 330848, 542059, 575456, 619496, 1084118, 1238992, 2168236, 2477984, 3794413, 4336472, 7588826, 8672944, 15177652, 17345888, 30355304, 60710608, 121421216]

約数ペア:

[(1, 121421216), (2, 60710608), (4, 30355304), (7, 17345888), (8, 15177652), (14, 8672944), (16, 7588826), (28, 4336472), (32, 3794413), (49, 2477984), (56, 2168236), (98, 1238992), (112, 1084118), (196, 619496), (211, 575456), (224, 542059), (367, 330848), (392, 309748), (422, 287728), (734, 165424), (784, 154874), (844, 143864), (1468, 82712), (1477, 82208), (1568, 77437), (1688, 71932), (2569, 47264), (2936, 41356), (2954, 41104), (3376, 35966), (5138, 23632), (5872, 20678), (5908, 20552), (6752, 17983), (10276, 11816), (10339, 11744)]