2157101055

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 4054302720

約数和(自身を除く): 1897201665

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 71, 87, 93, 145, 155, 213, 261, 279, 355, 435, 465, 639, 751, 899, 1065, 1305, 1395, 2059, 2201, 2253, 2697, 3195, 3755, 4495, 6177, 6603, 6759, 8091, 10295, 11005, 11265, 13485, 18531, 19809, 21779, 23281, 30885, 33015, 33795, 40455, 53321, 63829, 65337, 69843, 92655, 99045, 108895, 116405, 159963, 191487, 196011, 209529, 266605, 319145, 326685, 349215, 479889, 574461, 675149, 799815, 957435, 980055, 1047645, 1546309, 1652951, 2025447, 2399445, 2872305, 3375745, 4638927, 4958853, 6076341, 7731545, 8264755, 10127235, 13916781, 14876559, 23194635, 24794265, 30381705, 47935579, 69583905, 74382795, 143806737, 239677895, 431420211, 719033685, 2157101055]

約数ペア:

[(1, 2157101055), (3, 719033685), (5, 431420211), (9, 239677895), (15, 143806737), (29, 74382795), (31, 69583905), (45, 47935579), (71, 30381705), (87, 24794265), (93, 23194635), (145, 14876559), (155, 13916781), (213, 10127235), (261, 8264755), (279, 7731545), (355, 6076341), (435, 4958853), (465, 4638927), (639, 3375745), (751, 2872305), (899, 2399445), (1065, 2025447), (1305, 1652951), (1395, 1546309), (2059, 1047645), (2201, 980055), (2253, 957435), (2697, 799815), (3195, 675149), (3755, 574461), (4495, 479889), (6177, 349215), (6603, 326685), (6759, 319145), (8091, 266605), (10295, 209529), (11005, 196011), (11265, 191487), (13485, 159963), (18531, 116405), (19809, 108895), (21779, 99045), (23281, 92655), (30885, 69843), (33015, 65337), (33795, 63829), (40455, 53321)]