21913875075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3697}}^1\times {\mathrm{4649}}^1$

素因数の和:8376

約数の個数: 48

約数和(自身を含む): 38380802400

約数和(自身を除く): 16466927325

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 3697, 4649, 11091, 13947, 18485, 23245, 55455, 62849, 69735, 79033, 92425, 116225, 188547, 237099, 277275, 314245, 348675, 395165, 942735, 1185495, 1571225, 1975825, 4713675, 5927475, 17187353, 51562059, 85936765, 257810295, 292185001, 429683825, 876555003, 1289051475, 1460925005, 4382775015, 7304625025, 21913875075]

約数ペア:

[(1, 21913875075), (3, 7304625025), (5, 4382775015), (15, 1460925005), (17, 1289051475), (25, 876555003), (51, 429683825), (75, 292185001), (85, 257810295), (255, 85936765), (425, 51562059), (1275, 17187353), (3697, 5927475), (4649, 4713675), (11091, 1975825), (13947, 1571225), (18485, 1185495), (23245, 942735), (55455, 395165), (62849, 348675), (69735, 314245), (79033, 277275), (92425, 237099), (116225, 188547)]