217993818243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{287857}}^1$

素因数の和:288387

約数の個数: 32

約数和(自身を含む): 318347919360

約数和(自身を除く): 100354101117

約数列:

[1, 3, 17, 31, 51, 93, 479, 527, 1437, 1581, 8143, 14849, 24429, 44547, 252433, 287857, 757299, 863571, 4893569, 8923567, 14680707, 26770701, 137883503, 151700639, 413650509, 455101917, 2344019551, 4274388593, 7032058653, 12823165779, 72664606081, 217993818243]

約数ペア:

[(1, 217993818243), (3, 72664606081), (17, 12823165779), (31, 7032058653), (51, 4274388593), (93, 2344019551), (479, 455101917), (527, 413650509), (1437, 151700639), (1581, 137883503), (8143, 26770701), (14849, 14680707), (24429, 8923567), (44547, 4893569), (252433, 863571), (287857, 757299)]