29820375

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2039}}^1$

素因数の和:2073

約数の個数: 48

約数和(自身を含む): 57919680

約数和(自身を除く): 28099305

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1625, 2039, 2925, 4875, 6117, 10195, 14625, 18351, 26507, 30585, 50975, 79521, 91755, 132535, 152925, 238563, 254875, 397605, 458775, 662675, 764625, 1192815, 1988025, 2293875, 3313375, 5964075, 9940125, 29820375]

約数ペア:

[(1, 29820375), (3, 9940125), (5, 5964075), (9, 3313375), (13, 2293875), (15, 1988025), (25, 1192815), (39, 764625), (45, 662675), (65, 458775), (75, 397605), (117, 254875), (125, 238563), (195, 152925), (225, 132535), (325, 91755), (375, 79521), (585, 50975), (975, 30585), (1125, 26507), (1625, 18351), (2039, 14625), (2925, 10195), (4875, 6117)]