388630827

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2437}}^1$

素因数の和:2532

約数の個数: 48

約数和(自身を含む): 638951040

約数和(自身を除く): 250320213

約数列:

[1, 3, 9, 13, 29, 39, 47, 87, 117, 141, 261, 377, 423, 611, 1131, 1363, 1833, 2437, 3393, 4089, 5499, 7311, 12267, 17719, 21933, 31681, 53157, 70673, 95043, 114539, 159471, 212019, 285129, 343617, 636057, 918749, 1030851, 1489007, 2756247, 3321631, 4467021, 8268741, 9964893, 13401063, 29894679, 43181203, 129543609, 388630827]

約数ペア:

[(1, 388630827), (3, 129543609), (9, 43181203), (13, 29894679), (29, 13401063), (39, 9964893), (47, 8268741), (87, 4467021), (117, 3321631), (141, 2756247), (261, 1489007), (377, 1030851), (423, 918749), (611, 636057), (1131, 343617), (1363, 285129), (1833, 212019), (2437, 159471), (3393, 114539), (4089, 95043), (5499, 70673), (7311, 53157), (12267, 31681), (17719, 21933)]