738961326

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1987}}^1$

素因数の和:2166

約数の個数: 64

約数和(自身を含む): 1683279360

約数和(自身を除く): 944318034

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 97, 142, 194, 213, 291, 426, 582, 639, 873, 1278, 1746, 1917, 1987, 2619, 3834, 3974, 5238, 5961, 6887, 11922, 13774, 17883, 20661, 35766, 41322, 53649, 61983, 107298, 123966, 141077, 185949, 192739, 282154, 371898, 385478, 423231, 578217, 846462, 1156434, 1269693, 1734651, 2539386, 3469302, 3809079, 5203953, 7618158, 10407906, 13684469, 27368938, 41053407, 82106814, 123160221, 246320442, 369480663, 738961326]

約数ペア:

[(1, 738961326), (2, 369480663), (3, 246320442), (6, 123160221), (9, 82106814), (18, 41053407), (27, 27368938), (54, 13684469), (71, 10407906), (97, 7618158), (142, 5203953), (194, 3809079), (213, 3469302), (291, 2539386), (426, 1734651), (582, 1269693), (639, 1156434), (873, 846462), (1278, 578217), (1746, 423231), (1917, 385478), (1987, 371898), (2619, 282154), (3834, 192739), (3974, 185949), (5238, 141077), (5961, 123966), (6887, 107298), (11922, 61983), (13774, 53649), (17883, 41322), (20661, 35766)]