31253346

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 70012800

約数和(自身を除く): 38759454

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 149, 258, 271, 298, 387, 447, 542, 774, 813, 894, 1341, 1626, 2439, 2682, 4878, 6407, 11653, 12814, 19221, 23306, 34959, 38442, 40379, 57663, 69918, 80758, 104877, 115326, 121137, 209754, 242274, 363411, 726822, 1736297, 3472594, 5208891, 10417782, 15626673, 31253346]

約数ペア:

[(1, 31253346), (2, 15626673), (3, 10417782), (6, 5208891), (9, 3472594), (18, 1736297), (43, 726822), (86, 363411), (129, 242274), (149, 209754), (258, 121137), (271, 115326), (298, 104877), (387, 80758), (447, 69918), (542, 57663), (774, 40379), (813, 38442), (894, 34959), (1341, 23306), (1626, 19221), (2439, 12814), (2682, 11653), (4878, 6407)]