31403097

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 53644032

約数和(自身を除く): 22240935

約数列:

[1, 3, 9, 11, 17, 33, 47, 51, 99, 141, 153, 187, 397, 423, 517, 561, 799, 1191, 1551, 1683, 2397, 3573, 4367, 4653, 6749, 7191, 8789, 13101, 18659, 20247, 26367, 39303, 55977, 60741, 74239, 79101, 167931, 205249, 222717, 317203, 615747, 668151, 951609, 1847241, 2854827, 3489233, 10467699, 31403097]

約数ペア:

[(1, 31403097), (3, 10467699), (9, 3489233), (11, 2854827), (17, 1847241), (33, 951609), (47, 668151), (51, 615747), (99, 317203), (141, 222717), (153, 205249), (187, 167931), (397, 79101), (423, 74239), (517, 60741), (561, 55977), (799, 39303), (1191, 26367), (1551, 20247), (1683, 18659), (2397, 13101), (3573, 8789), (4367, 7191), (4653, 6749)]