212312835

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 434285280

約数和(自身を除く): 221972445

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 73, 105, 147, 219, 245, 315, 365, 441, 511, 657, 735, 1095, 1319, 1533, 2205, 2555, 3285, 3577, 3957, 4599, 6595, 7665, 9233, 10731, 11871, 17885, 19785, 22995, 27699, 32193, 46165, 53655, 59355, 64631, 83097, 96287, 138495, 160965, 193893, 288861, 323155, 415485, 481435, 581679, 674009, 866583, 969465, 1444305, 2022027, 2908395, 3370045, 4332915, 4718063, 6066081, 10110135, 14154189, 23590315, 30330405, 42462567, 70770945, 212312835]

約数ペア:

[(1, 212312835), (3, 70770945), (5, 42462567), (7, 30330405), (9, 23590315), (15, 14154189), (21, 10110135), (35, 6066081), (45, 4718063), (49, 4332915), (63, 3370045), (73, 2908395), (105, 2022027), (147, 1444305), (219, 969465), (245, 866583), (315, 674009), (365, 581679), (441, 481435), (511, 415485), (657, 323155), (735, 288861), (1095, 193893), (1319, 160965), (1533, 138495), (2205, 96287), (2555, 83097), (3285, 64631), (3577, 59355), (3957, 53655), (4599, 46165), (6595, 32193), (7665, 27699), (9233, 22995), (10731, 19785), (11871, 17885)]