257361456

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{487427}}^1$

素因数の和:487449

約数の個数: 40

約数和(自身を含む): 725292864

約数和(自身を除く): 467931408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 487427, 974854, 1462281, 1949708, 2924562, 3899416, 5361697, 5849124, 7798832, 10723394, 11698248, 16085091, 21446788, 23396496, 32170182, 42893576, 64340364, 85787152, 128680728, 257361456]

約数ペア:

[(1, 257361456), (2, 128680728), (3, 85787152), (4, 64340364), (6, 42893576), (8, 32170182), (11, 23396496), (12, 21446788), (16, 16085091), (22, 11698248), (24, 10723394), (33, 7798832), (44, 5849124), (48, 5361697), (66, 3899416), (88, 2924562), (132, 1949708), (176, 1462281), (264, 974854), (528, 487427)]