210928545

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1902

約数の個数: 48

約数和(自身を含む): 380457792

約数和(自身を除く): 169529247

約数列:

[1, 3, 5, 9, 15, 43, 45, 61, 129, 183, 215, 305, 387, 549, 645, 915, 1787, 1935, 2623, 2745, 5361, 7869, 8935, 13115, 16083, 23607, 26805, 39345, 76841, 80415, 109007, 118035, 230523, 327021, 384205, 545035, 691569, 981063, 1152615, 1635105, 3457845, 4687301, 4905315, 14061903, 23436505, 42185709, 70309515, 210928545]

約数ペア:

[(1, 210928545), (3, 70309515), (5, 42185709), (9, 23436505), (15, 14061903), (43, 4905315), (45, 4687301), (61, 3457845), (129, 1635105), (183, 1152615), (215, 981063), (305, 691569), (387, 545035), (549, 384205), (645, 327021), (915, 230523), (1787, 118035), (1935, 109007), (2623, 80415), (2745, 76841), (5361, 39345), (7869, 26805), (8935, 23607), (13115, 16083)]