215524725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13003}}^1$

素因数の和:13046

約数の個数: 48

約数和(自身を含む): 406348992

約数和(自身を除く): 190824267

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 3315, 5525, 13003, 16575, 39009, 65015, 169039, 195045, 221051, 325075, 507117, 663153, 845195, 975225, 1105255, 2535585, 2873663, 3315765, 4225975, 5526275, 8620989, 12677925, 14368315, 16578825, 43104945, 71841575, 215524725]

約数ペア:

[(1, 215524725), (3, 71841575), (5, 43104945), (13, 16578825), (15, 14368315), (17, 12677925), (25, 8620989), (39, 5526275), (51, 4225975), (65, 3315765), (75, 2873663), (85, 2535585), (195, 1105255), (221, 975225), (255, 845195), (325, 663153), (425, 507117), (663, 325075), (975, 221051), (1105, 195045), (1275, 169039), (3315, 65015), (5525, 39009), (13003, 16575)]