258257714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{29129}}^1$

素因数の和:29186

約数の個数: 32

約数和(自身を含む): 469808640

約数和(自身を除く): 211550926

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 29129, 58258, 320419, 378677, 640838, 757354, 902999, 1805998, 4165447, 8330894, 9932989, 11738987, 19865978, 23477974, 129128857, 258257714]

約数ペア:

[(1, 258257714), (2, 129128857), (11, 23477974), (13, 19865978), (22, 11738987), (26, 9932989), (31, 8330894), (62, 4165447), (143, 1805998), (286, 902999), (341, 757354), (403, 640838), (682, 378677), (806, 320419), (4433, 58258), (8866, 29129)]