161491034

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 253108800

約数和(自身を除く): 91617766

約数列:

[1, 2, 61, 89, 107, 122, 139, 178, 214, 278, 5429, 6527, 8479, 9523, 10858, 12371, 13054, 14873, 16958, 19046, 24742, 29746, 580903, 754631, 907253, 1161806, 1323697, 1509262, 1814506, 2647394, 80745517, 161491034]

約数ペア:

[(1, 161491034), (2, 80745517), (61, 2647394), (89, 1814506), (107, 1509262), (122, 1323697), (139, 1161806), (178, 907253), (214, 754631), (278, 580903), (5429, 29746), (6527, 24742), (8479, 19046), (9523, 16958), (10858, 14873), (12371, 13054)]