211966308

素因数分解:

$2^2\times 3^4\times {\mathrm{307}}^1\times {\mathrm{2131}}^1$

素因数の和:2454

約数の個数: 60

約数和(自身を含む): 556187632

約数和(自身を除く): 344221324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 307, 324, 614, 921, 1228, 1842, 2131, 2763, 3684, 4262, 5526, 6393, 8289, 8524, 11052, 12786, 16578, 19179, 24867, 25572, 33156, 38358, 49734, 57537, 76716, 99468, 115074, 172611, 230148, 345222, 654217, 690444, 1308434, 1962651, 2616868, 3925302, 5887953, 7850604, 11775906, 17663859, 23551812, 35327718, 52991577, 70655436, 105983154, 211966308]

約数ペア:

[(1, 211966308), (2, 105983154), (3, 70655436), (4, 52991577), (6, 35327718), (9, 23551812), (12, 17663859), (18, 11775906), (27, 7850604), (36, 5887953), (54, 3925302), (81, 2616868), (108, 1962651), (162, 1308434), (307, 690444), (324, 654217), (614, 345222), (921, 230148), (1228, 172611), (1842, 115074), (2131, 99468), (2763, 76716), (3684, 57537), (4262, 49734), (5526, 38358), (6393, 33156), (8289, 25572), (8524, 24867), (11052, 19179), (12786, 16578)]