275209214

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1321}}^1$

素因数の和:2000

約数の個数: 32

約数和(自身を含む): 493433856

約数和(自身を除く): 218224642

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 647, 1294, 1321, 2642, 4529, 9058, 9247, 14881, 18494, 29762, 30383, 60766, 104167, 208334, 212681, 425362, 854687, 1709374, 5982809, 11965618, 19657801, 39315602, 137604607, 275209214]

約数ペア:

[(1, 275209214), (2, 137604607), (7, 39315602), (14, 19657801), (23, 11965618), (46, 5982809), (161, 1709374), (322, 854687), (647, 425362), (1294, 212681), (1321, 208334), (2642, 104167), (4529, 60766), (9058, 30383), (9247, 29762), (14881, 18494)]