209871738

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{1723}}^1$

素因数の和:1899

約数の個数: 48

約数和(自身を含む): 466348896

約数和(自身を除く): 256477158

約数列:

[1, 2, 3, 6, 9, 18, 67, 101, 134, 201, 202, 303, 402, 603, 606, 909, 1206, 1723, 1818, 3446, 5169, 6767, 10338, 13534, 15507, 20301, 31014, 40602, 60903, 115441, 121806, 174023, 230882, 346323, 348046, 522069, 692646, 1038969, 1044138, 1566207, 2077938, 3132414, 11659541, 23319082, 34978623, 69957246, 104935869, 209871738]

約数ペア:

[(1, 209871738), (2, 104935869), (3, 69957246), (6, 34978623), (9, 23319082), (18, 11659541), (67, 3132414), (101, 2077938), (134, 1566207), (201, 1044138), (202, 1038969), (303, 692646), (402, 522069), (603, 348046), (606, 346323), (909, 230882), (1206, 174023), (1723, 121806), (1818, 115441), (3446, 60903), (5169, 40602), (6767, 31014), (10338, 20301), (13534, 15507)]