189689994

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:652

約数の個数: 72

約数和(自身を含む): 449459712

約数和(自身を除く): 259769718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 169, 234, 254, 338, 381, 491, 507, 762, 982, 1014, 1143, 1473, 1521, 1651, 2286, 2946, 3042, 3302, 4419, 4953, 6383, 8838, 9906, 12766, 14859, 19149, 21463, 29718, 38298, 42926, 57447, 62357, 64389, 82979, 114894, 124714, 128778, 165958, 187071, 193167, 248937, 374142, 386334, 497874, 561213, 746811, 810641, 1122426, 1493622, 1621282, 2431923, 4863846, 7295769, 10538333, 14591538, 21076666, 31614999, 63229998, 94844997, 189689994]

約数ペア:

[(1, 189689994), (2, 94844997), (3, 63229998), (6, 31614999), (9, 21076666), (13, 14591538), (18, 10538333), (26, 7295769), (39, 4863846), (78, 2431923), (117, 1621282), (127, 1493622), (169, 1122426), (234, 810641), (254, 746811), (338, 561213), (381, 497874), (491, 386334), (507, 374142), (762, 248937), (982, 193167), (1014, 187071), (1143, 165958), (1473, 128778), (1521, 124714), (1651, 114894), (2286, 82979), (2946, 64389), (3042, 62357), (3302, 57447), (4419, 42926), (4953, 38298), (6383, 29718), (8838, 21463), (9906, 19149), (12766, 14859)]