12927915

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 31370976

約数和(自身を除く): 18443061

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 39, 41, 45, 49, 55, 63, 65, 77, 91, 99, 105, 117, 123, 143, 147, 165, 195, 205, 231, 245, 273, 287, 315, 369, 385, 429, 441, 451, 455, 495, 533, 539, 585, 615, 637, 693, 715, 735, 819, 861, 1001, 1155, 1287, 1353, 1365, 1435, 1599, 1617, 1845, 1911, 2009, 2145, 2205, 2255, 2583, 2665, 2695, 3003, 3157, 3185, 3465, 3731, 4059, 4095, 4305, 4797, 4851, 5005, 5733, 5863, 6027, 6435, 6765, 7007, 7995, 8085, 9009, 9471, 9555, 10045, 11193, 12915, 15015, 15785, 17589, 18081, 18655, 20295, 21021, 22099, 23985, 24255, 26117, 28413, 28665, 29315, 30135, 33579, 35035, 41041, 45045, 47355, 52767, 55965, 63063, 66297, 78351, 87945, 90405, 105105, 110495, 123123, 130585, 142065, 167895, 198891, 205205, 235053, 263835, 287287, 315315, 331485, 369369, 391755, 615615, 861861, 994455, 1175265, 1436435, 1846845, 2585583, 4309305, 12927915]

約数ペア:

[(1, 12927915), (3, 4309305), (5, 2585583), (7, 1846845), (9, 1436435), (11, 1175265), (13, 994455), (15, 861861), (21, 615615), (33, 391755), (35, 369369), (39, 331485), (41, 315315), (45, 287287), (49, 263835), (55, 235053), (63, 205205), (65, 198891), (77, 167895), (91, 142065), (99, 130585), (105, 123123), (117, 110495), (123, 105105), (143, 90405), (147, 87945), (165, 78351), (195, 66297), (205, 63063), (231, 55965), (245, 52767), (273, 47355), (287, 45045), (315, 41041), (369, 35035), (385, 33579), (429, 30135), (441, 29315), (451, 28665), (455, 28413), (495, 26117), (533, 24255), (539, 23985), (585, 22099), (615, 21021), (637, 20295), (693, 18655), (715, 18081), (735, 17589), (819, 15785), (861, 15015), (1001, 12915), (1155, 11193), (1287, 10045), (1353, 9555), (1365, 9471), (1435, 9009), (1599, 8085), (1617, 7995), (1845, 7007), (1911, 6765), (2009, 6435), (2145, 6027), (2205, 5863), (2255, 5733), (2583, 5005), (2665, 4851), (2695, 4797), (3003, 4305), (3157, 4095), (3185, 4059), (3465, 3731)]