217878323

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{11503}}^1$

素因数の和:11594

約数の個数: 16

約数和(自身を含む): 247382016

約数和(自身を除く): 29503693

約数列:

[1, 13, 31, 47, 403, 611, 1457, 11503, 18941, 149539, 356593, 540641, 4635709, 7028333, 16759871, 217878323]

約数ペア:

[(1, 217878323), (13, 16759871), (31, 7028333), (47, 4635709), (403, 540641), (611, 356593), (1457, 149539), (11503, 18941)]