15679890681

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{19867}}^1$

素因数の和:19963

約数の個数: 64

約数和(自身を含む): 26702592000

約数和(自身を除く): 11022701319

約数列:

[1, 3, 7, 13, 21, 39, 49, 59, 91, 147, 177, 273, 343, 413, 637, 767, 1029, 1239, 1911, 2301, 2891, 4459, 5369, 8673, 13377, 16107, 19867, 20237, 37583, 59601, 60711, 112749, 139069, 258271, 263081, 417207, 774813, 789243, 973483, 1172153, 1807897, 2920449, 3516459, 5423691, 6814381, 8205071, 12655279, 15237989, 20443143, 24615213, 37965837, 45713967, 57435497, 88586953, 106665923, 172306491, 265760859, 319997769, 402048479, 746661461, 1206145437, 2239984383, 5226630227, 15679890681]

約数ペア:

[(1, 15679890681), (3, 5226630227), (7, 2239984383), (13, 1206145437), (21, 746661461), (39, 402048479), (49, 319997769), (59, 265760859), (91, 172306491), (147, 106665923), (177, 88586953), (273, 57435497), (343, 45713967), (413, 37965837), (637, 24615213), (767, 20443143), (1029, 15237989), (1239, 12655279), (1911, 8205071), (2301, 6814381), (2891, 5423691), (4459, 3516459), (5369, 2920449), (8673, 1807897), (13377, 1172153), (16107, 973483), (19867, 789243), (20237, 774813), (37583, 417207), (59601, 263081), (60711, 258271), (112749, 139069)]