218127585

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{27283}}^1$

素因数の和:27345

約数の個数: 32

約数和(自身を含む): 385031808

約数和(自身を除く): 166904223

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2665, 7995, 27283, 81849, 136415, 354679, 409245, 1064037, 1118603, 1773395, 3355809, 5320185, 5593015, 14541839, 16779045, 43625517, 72709195, 218127585]

約数ペア:

[(1, 218127585), (3, 72709195), (5, 43625517), (13, 16779045), (15, 14541839), (39, 5593015), (41, 5320185), (65, 3355809), (123, 1773395), (195, 1118603), (205, 1064037), (533, 409245), (615, 354679), (1599, 136415), (2665, 81849), (7995, 27283)]