1285284945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 2463056640

約数和(自身を除く): 1177771695

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 109, 147, 183, 245, 263, 305, 327, 427, 545, 735, 763, 789, 915, 1281, 1315, 1635, 1841, 2135, 2289, 2989, 3815, 3945, 5341, 5523, 6405, 6649, 8967, 9205, 11445, 12887, 14945, 16023, 16043, 19947, 26705, 27615, 28667, 33245, 38661, 44835, 46543, 48129, 64435, 80115, 80215, 86001, 99735, 112301, 139629, 143335, 193305, 200669, 232715, 240645, 325801, 336903, 430005, 561505, 602007, 698145, 786107, 977403, 1003345, 1404683, 1629005, 1684515, 1748687, 2358321, 3010035, 3930535, 4214049, 4887015, 5246061, 7023415, 8743435, 11791605, 12240809, 21070245, 26230305, 36722427, 61204045, 85685663, 183612135, 257056989, 428428315, 1285284945]

約数ペア:

[(1, 1285284945), (3, 428428315), (5, 257056989), (7, 183612135), (15, 85685663), (21, 61204045), (35, 36722427), (49, 26230305), (61, 21070245), (105, 12240809), (109, 11791605), (147, 8743435), (183, 7023415), (245, 5246061), (263, 4887015), (305, 4214049), (327, 3930535), (427, 3010035), (545, 2358321), (735, 1748687), (763, 1684515), (789, 1629005), (915, 1404683), (1281, 1003345), (1315, 977403), (1635, 786107), (1841, 698145), (2135, 602007), (2289, 561505), (2989, 430005), (3815, 336903), (3945, 325801), (5341, 240645), (5523, 232715), (6405, 200669), (6649, 193305), (8967, 143335), (9205, 139629), (11445, 112301), (12887, 99735), (14945, 86001), (16023, 80215), (16043, 80115), (19947, 64435), (26705, 48129), (27615, 46543), (28667, 44835), (33245, 38661)]