278318096

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{21991}}^1$

素因数の和:22119

約数の個数: 40

約数和(自身を含む): 621757824

約数和(自身を除く): 343439728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 21991, 43982, 87964, 153937, 175928, 307874, 351856, 615748, 1231496, 2462992, 2484983, 4969966, 9939932, 17394881, 19879864, 34789762, 39759728, 69579524, 139159048, 278318096]

約数ペア:

[(1, 278318096), (2, 139159048), (4, 69579524), (7, 39759728), (8, 34789762), (14, 19879864), (16, 17394881), (28, 9939932), (56, 4969966), (112, 2484983), (113, 2462992), (226, 1231496), (452, 615748), (791, 351856), (904, 307874), (1582, 175928), (1808, 153937), (3164, 87964), (6328, 43982), (12656, 21991)]