221426418

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{14827}}^1$

素因数の和:14982

約数の個数: 32

約数和(自身を含む): 469751040

約数和(自身を除く): 248324622

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 393, 786, 2489, 4978, 7467, 14827, 14934, 29654, 44481, 88962, 281713, 563426, 845139, 1690278, 1942337, 3884674, 5827011, 11654022, 36904403, 73808806, 110713209, 221426418]

約数ペア:

[(1, 221426418), (2, 110713209), (3, 73808806), (6, 36904403), (19, 11654022), (38, 5827011), (57, 3884674), (114, 1942337), (131, 1690278), (262, 845139), (393, 563426), (786, 281713), (2489, 88962), (4978, 44481), (7467, 29654), (14827, 14934)]