90315771

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 152296704

約数和(自身を除く): 61980933

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 167, 273, 283, 501, 637, 849, 1169, 1911, 1981, 2171, 3507, 3679, 5943, 6513, 8183, 11037, 13867, 15197, 24549, 25753, 41601, 45591, 47261, 77259, 106379, 141783, 180271, 319137, 330827, 540813, 614393, 992481, 1843179, 2315789, 4300751, 6947367, 12902253, 30105257, 90315771]

約数ペア:

[(1, 90315771), (3, 30105257), (7, 12902253), (13, 6947367), (21, 4300751), (39, 2315789), (49, 1843179), (91, 992481), (147, 614393), (167, 540813), (273, 330827), (283, 319137), (501, 180271), (637, 141783), (849, 106379), (1169, 77259), (1911, 47261), (1981, 45591), (2171, 41601), (3507, 25753), (3679, 24549), (5943, 15197), (6513, 13867), (8183, 11037)]