261250956

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{1217}}^1$

素因数の和:1383

約数の個数: 72

約数和(自身を含む): 678328560

約数和(自身を除く): 417077604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 89, 134, 178, 201, 267, 268, 356, 402, 534, 603, 801, 804, 1068, 1206, 1217, 1602, 2412, 2434, 3204, 3651, 4868, 5963, 7302, 10953, 11926, 14604, 17889, 21906, 23852, 35778, 43812, 53667, 71556, 81539, 107334, 108313, 163078, 214668, 216626, 244617, 324939, 326156, 433252, 489234, 649878, 733851, 974817, 978468, 1299756, 1467702, 1949634, 2935404, 3899268, 7256971, 14513942, 21770913, 29027884, 43541826, 65312739, 87083652, 130625478, 261250956]

約数ペア:

[(1, 261250956), (2, 130625478), (3, 87083652), (4, 65312739), (6, 43541826), (9, 29027884), (12, 21770913), (18, 14513942), (36, 7256971), (67, 3899268), (89, 2935404), (134, 1949634), (178, 1467702), (201, 1299756), (267, 978468), (268, 974817), (356, 733851), (402, 649878), (534, 489234), (603, 433252), (801, 326156), (804, 324939), (1068, 244617), (1206, 216626), (1217, 214668), (1602, 163078), (2412, 108313), (2434, 107334), (3204, 81539), (3651, 71556), (4868, 53667), (5963, 43812), (7302, 35778), (10953, 23852), (11926, 21906), (14604, 17889)]