28542416

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3491}}^1$

素因数の和:3579

約数の個数: 40

約数和(自身を含む): 64085184

約数和(自身を除く): 35542768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 3491, 4088, 6982, 8176, 13964, 24437, 27928, 48874, 55856, 97748, 195496, 254843, 390992, 509686, 1019372, 1783901, 2038744, 3567802, 4077488, 7135604, 14271208, 28542416]

約数ペア:

[(1, 28542416), (2, 14271208), (4, 7135604), (7, 4077488), (8, 3567802), (14, 2038744), (16, 1783901), (28, 1019372), (56, 509686), (73, 390992), (112, 254843), (146, 195496), (292, 97748), (511, 55856), (584, 48874), (1022, 27928), (1168, 24437), (2044, 13964), (3491, 8176), (4088, 6982)]