291789612

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{3359}}^1$

素因数の和:3515

約数の個数: 72

約数和(自身を含む): 782745600

約数和(自身を除く): 490955988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 127, 171, 228, 254, 342, 381, 508, 684, 762, 1143, 1524, 2286, 2413, 3359, 4572, 4826, 6718, 7239, 9652, 10077, 13436, 14478, 20154, 21717, 28956, 30231, 40308, 43434, 60462, 63821, 86868, 120924, 127642, 191463, 255284, 382926, 426593, 574389, 765852, 853186, 1148778, 1279779, 1706372, 2297556, 2559558, 3839337, 5119116, 7678674, 8105267, 15357348, 16210534, 24315801, 32421068, 48631602, 72947403, 97263204, 145894806, 291789612]

約数ペア:

[(1, 291789612), (2, 145894806), (3, 97263204), (4, 72947403), (6, 48631602), (9, 32421068), (12, 24315801), (18, 16210534), (19, 15357348), (36, 8105267), (38, 7678674), (57, 5119116), (76, 3839337), (114, 2559558), (127, 2297556), (171, 1706372), (228, 1279779), (254, 1148778), (342, 853186), (381, 765852), (508, 574389), (684, 426593), (762, 382926), (1143, 255284), (1524, 191463), (2286, 127642), (2413, 120924), (3359, 86868), (4572, 63821), (4826, 60462), (6718, 43434), (7239, 40308), (9652, 30231), (10077, 28956), (13436, 21717), (14478, 20154)]