61728394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 122798592

約数和(自身を除く): 61070198

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 71, 91, 119, 142, 182, 221, 238, 281, 442, 497, 562, 923, 994, 1207, 1547, 1846, 1967, 2414, 3094, 3653, 3934, 4777, 6461, 7306, 8449, 9554, 12922, 15691, 16898, 19951, 25571, 31382, 33439, 39902, 51142, 62101, 66878, 109837, 124202, 139657, 219674, 259363, 279314, 339167, 434707, 518726, 678334, 869414, 1815541, 2374169, 3631082, 4409171, 4748338, 8818342, 30864197, 61728394]

約数ペア:

[(1, 61728394), (2, 30864197), (7, 8818342), (13, 4748338), (14, 4409171), (17, 3631082), (26, 2374169), (34, 1815541), (71, 869414), (91, 678334), (119, 518726), (142, 434707), (182, 339167), (221, 279314), (238, 259363), (281, 219674), (442, 139657), (497, 124202), (562, 109837), (923, 66878), (994, 62101), (1207, 51142), (1547, 39902), (1846, 33439), (1967, 31382), (2414, 25571), (3094, 19951), (3653, 16898), (3934, 15691), (4777, 12922), (6461, 9554), (7306, 8449)]