17778896919

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{3727}}^1$

素因数の和:4149

約数の個数: 72

約数和(自身を含む): 30994666560

約数和(自身を除く): 13215769641

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 373, 441, 609, 1119, 1421, 1827, 2611, 3357, 3727, 4263, 7833, 10817, 11181, 12789, 18277, 23499, 26089, 32451, 33543, 54831, 75719, 78267, 97353, 108083, 164493, 182623, 227157, 234801, 324249, 530033, 547869, 681471, 756581, 972747, 1390171, 1590099, 1643607, 2269743, 4170513, 4770297, 5296067, 6809229, 9731197, 12511539, 15888201, 29193591, 40314959, 47664603, 68118379, 87580773, 120944877, 204355137, 282204713, 362834631, 613065411, 846614139, 1975432991, 2539842417, 5926298973, 17778896919]

約数ペア:

[(1, 17778896919), (3, 5926298973), (7, 2539842417), (9, 1975432991), (21, 846614139), (29, 613065411), (49, 362834631), (63, 282204713), (87, 204355137), (147, 120944877), (203, 87580773), (261, 68118379), (373, 47664603), (441, 40314959), (609, 29193591), (1119, 15888201), (1421, 12511539), (1827, 9731197), (2611, 6809229), (3357, 5296067), (3727, 4770297), (4263, 4170513), (7833, 2269743), (10817, 1643607), (11181, 1590099), (12789, 1390171), (18277, 972747), (23499, 756581), (26089, 681471), (32451, 547869), (33543, 530033), (54831, 324249), (75719, 234801), (78267, 227157), (97353, 182623), (108083, 164493)]