218331375

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{30643}}^1$

素因数の和:30680

約数の個数: 32

約数和(自身を含む): 382437120

約数和(自身を除く): 164105745

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 7125, 30643, 91929, 153215, 459645, 582217, 766075, 1746651, 2298225, 2911085, 3830375, 8733255, 11491125, 14555425, 43666275, 72777125, 218331375]

約数ペア:

[(1, 218331375), (3, 72777125), (5, 43666275), (15, 14555425), (19, 11491125), (25, 8733255), (57, 3830375), (75, 2911085), (95, 2298225), (125, 1746651), (285, 766075), (375, 582217), (475, 459645), (1425, 153215), (2375, 91929), (7125, 30643)]