390353652

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{859}}^1\times {\mathrm{971}}^1$

素因数の和:1853

約数の個数: 72

約数和(自身を含む): 1064962080

約数和(自身を除く): 674608428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 859, 971, 1718, 1942, 2577, 2913, 3436, 3884, 5154, 5826, 7731, 8739, 10308, 11167, 11652, 12623, 15462, 17478, 22334, 25246, 30924, 33501, 34956, 37869, 44668, 50492, 67002, 75738, 100503, 113607, 134004, 151476, 201006, 227214, 402012, 454428, 834089, 1668178, 2502267, 3336356, 5004534, 7506801, 10009068, 10843157, 15013602, 21686314, 30027204, 32529471, 43372628, 65058942, 97588413, 130117884, 195176826, 390353652]

約数ペア:

[(1, 390353652), (2, 195176826), (3, 130117884), (4, 97588413), (6, 65058942), (9, 43372628), (12, 32529471), (13, 30027204), (18, 21686314), (26, 15013602), (36, 10843157), (39, 10009068), (52, 7506801), (78, 5004534), (117, 3336356), (156, 2502267), (234, 1668178), (468, 834089), (859, 454428), (971, 402012), (1718, 227214), (1942, 201006), (2577, 151476), (2913, 134004), (3436, 113607), (3884, 100503), (5154, 75738), (5826, 67002), (7731, 50492), (8739, 44668), (10308, 37869), (11167, 34956), (11652, 33501), (12623, 30924), (15462, 25246), (17478, 22334)]