18390585

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 30355200

約数和(自身を除く): 11964615

約数列:

[1, 3, 5, 15, 61, 101, 183, 199, 303, 305, 505, 597, 915, 995, 1515, 2985, 6161, 12139, 18483, 20099, 30805, 36417, 60297, 60695, 92415, 100495, 182085, 301485, 1226039, 3678117, 6130195, 18390585]

約数ペア:

[(1, 18390585), (3, 6130195), (5, 3678117), (15, 1226039), (61, 301485), (101, 182085), (183, 100495), (199, 92415), (303, 60695), (305, 60297), (505, 36417), (597, 30805), (915, 20099), (995, 18483), (1515, 12139), (2985, 6161)]