8690458

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 15738624

約数和(自身を除く): 7048166

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 197, 274, 322, 394, 959, 1379, 1918, 2758, 3151, 4531, 6302, 9062, 22057, 26989, 31717, 44114, 53978, 63434, 188923, 377846, 620747, 1241494, 4345229, 8690458]

約数ペア:

[(1, 8690458), (2, 4345229), (7, 1241494), (14, 620747), (23, 377846), (46, 188923), (137, 63434), (161, 53978), (197, 44114), (274, 31717), (322, 26989), (394, 22057), (959, 9062), (1379, 6302), (1918, 4531), (2758, 3151)]