30945411

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1493}}^1$

素因数の和:1560

約数の個数: 36

約数和(自身を含む): 53138592

約数和(自身を除く): 22193181

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 1493, 2303, 2961, 4479, 6909, 10451, 13437, 20727, 31353, 70171, 73157, 94059, 210513, 219471, 491197, 631539, 658413, 1473591, 3438379, 4420773, 10315137, 30945411]

約数ペア:

[(1, 30945411), (3, 10315137), (7, 4420773), (9, 3438379), (21, 1473591), (47, 658413), (49, 631539), (63, 491197), (141, 219471), (147, 210513), (329, 94059), (423, 73157), (441, 70171), (987, 31353), (1493, 20727), (2303, 13437), (2961, 10451), (4479, 6909)]