2116798125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{86843}}^1$

素因数の和:86879

約数の個数: 40

約数和(自身を含む): 3798209184

約数和(自身を除く): 1681411059

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1625, 1875, 4875, 8125, 24375, 86843, 260529, 434215, 1128959, 1302645, 2171075, 3386877, 5644795, 6513225, 10855375, 16934385, 28223975, 32566125, 54276875, 84671925, 141119875, 162830625, 423359625, 705599375, 2116798125]

約数ペア:

[(1, 2116798125), (3, 705599375), (5, 423359625), (13, 162830625), (15, 141119875), (25, 84671925), (39, 54276875), (65, 32566125), (75, 28223975), (125, 16934385), (195, 10855375), (325, 6513225), (375, 5644795), (625, 3386877), (975, 2171075), (1625, 1302645), (1875, 1128959), (4875, 434215), (8125, 260529), (24375, 86843)]