1215704679

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{42473}}^1$

素因数の和:42559

約数の個数: 32

約数和(自身を含む): 1957201920

約数和(自身を除く): 741497241

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 987, 1363, 4089, 9541, 28623, 42473, 127419, 297311, 891933, 1231717, 1996231, 3695151, 5988693, 8622019, 13973617, 25866057, 41920851, 57890699, 173672097, 405234893, 1215704679]

約数ペア:

[(1, 1215704679), (3, 405234893), (7, 173672097), (21, 57890699), (29, 41920851), (47, 25866057), (87, 13973617), (141, 8622019), (203, 5988693), (329, 3695151), (609, 1996231), (987, 1231717), (1363, 891933), (4089, 297311), (9541, 127419), (28623, 42473)]