81378192

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{242197}}^1$

素因数の和:242215

約数の個数: 40

約数和(自身を含む): 240260416

約数和(自身を除く): 158882224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 242197, 484394, 726591, 968788, 1453182, 1695379, 1937576, 2906364, 3390758, 3875152, 5086137, 5812728, 6781516, 10172274, 11625456, 13563032, 20344548, 27126064, 40689096, 81378192]

約数ペア:

[(1, 81378192), (2, 40689096), (3, 27126064), (4, 20344548), (6, 13563032), (7, 11625456), (8, 10172274), (12, 6781516), (14, 5812728), (16, 5086137), (21, 3875152), (24, 3390758), (28, 2906364), (42, 1937576), (48, 1695379), (56, 1453182), (84, 968788), (112, 726591), (168, 484394), (336, 242197)]