2108265809985

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2087}}^1\times {\mathrm{205951}}^1$

素因数の和:208158

約数の個数: 48

約数和(自身を含む): 3689638318080

約数和(自身を除く): 1581372508095

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 2087, 4905, 6261, 10435, 18783, 31305, 93915, 205951, 227483, 617853, 682449, 1029755, 1137415, 1853559, 2047347, 3089265, 3412245, 9267795, 10236735, 22448659, 67345977, 112243295, 202037931, 336729885, 429819737, 1010189655, 1289459211, 2149098685, 3868377633, 6447296055, 19341888165, 46850351333, 140551053999, 234251756665, 421653161997, 702755269995, 2108265809985]

約数ペア:

[(1, 2108265809985), (3, 702755269995), (5, 421653161997), (9, 234251756665), (15, 140551053999), (45, 46850351333), (109, 19341888165), (327, 6447296055), (545, 3868377633), (981, 2149098685), (1635, 1289459211), (2087, 1010189655), (4905, 429819737), (6261, 336729885), (10435, 202037931), (18783, 112243295), (31305, 67345977), (93915, 22448659), (205951, 10236735), (227483, 9267795), (617853, 3412245), (682449, 3089265), (1029755, 2047347), (1137415, 1853559)]