156640442

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{2143}}^1$

素因数の和:2402

約数の個数: 32

約数和(自身を含む): 281567232

約数和(自身を除く): 124926790

約数列:

[1, 2, 7, 14, 23, 46, 161, 227, 322, 454, 1589, 2143, 3178, 4286, 5221, 10442, 15001, 30002, 36547, 49289, 73094, 98578, 345023, 486461, 690046, 972922, 3405227, 6810454, 11188603, 22377206, 78320221, 156640442]

約数ペア:

[(1, 156640442), (2, 78320221), (7, 22377206), (14, 11188603), (23, 6810454), (46, 3405227), (161, 972922), (227, 690046), (322, 486461), (454, 345023), (1589, 98578), (2143, 73094), (3178, 49289), (4286, 36547), (5221, 30002), (10442, 15001)]