2019411471

素因数分解:

$3^1\times 7^5\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 3463243392

約数和(自身を除く): 1443831921

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 121, 147, 231, 331, 343, 363, 539, 847, 993, 1029, 1617, 2317, 2401, 2541, 3641, 3773, 5929, 6951, 7203, 10923, 11319, 16219, 16807, 17787, 25487, 26411, 40051, 41503, 48657, 50421, 76461, 79233, 113533, 120153, 124509, 178409, 184877, 280357, 290521, 340599, 535227, 554631, 794731, 841071, 871563, 1248863, 1962499, 2033647, 2384193, 3746589, 5563117, 5887497, 6100941, 8742041, 13737493, 16689351, 26226123, 41212479, 61194287, 96162451, 183582861, 288487353, 673137157, 2019411471]

約数ペア:

[(1, 2019411471), (3, 673137157), (7, 288487353), (11, 183582861), (21, 96162451), (33, 61194287), (49, 41212479), (77, 26226123), (121, 16689351), (147, 13737493), (231, 8742041), (331, 6100941), (343, 5887497), (363, 5563117), (539, 3746589), (847, 2384193), (993, 2033647), (1029, 1962499), (1617, 1248863), (2317, 871563), (2401, 841071), (2541, 794731), (3641, 554631), (3773, 535227), (5929, 340599), (6951, 290521), (7203, 280357), (10923, 184877), (11319, 178409), (16219, 124509), (16807, 120153), (17787, 113533), (25487, 79233), (26411, 76461), (40051, 50421), (41503, 48657)]