214942015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 277862400

約数和(自身を除く): 62920385

約数列:

[1, 5, 23, 59, 79, 115, 295, 395, 401, 1357, 1817, 2005, 4661, 6785, 9085, 9223, 23305, 23659, 31679, 46115, 107203, 118295, 158395, 536015, 544157, 728617, 1869061, 2720785, 3643085, 9345305, 42988403, 214942015]

約数ペア:

[(1, 214942015), (5, 42988403), (23, 9345305), (59, 3643085), (79, 2720785), (115, 1869061), (295, 728617), (395, 544157), (401, 536015), (1357, 158395), (1817, 118295), (2005, 107203), (4661, 46115), (6785, 31679), (9085, 23659), (9223, 23305)]