40977279

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 72230400

約数和(自身を除く): 31253121

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 441, 659, 987, 1269, 1323, 1977, 2303, 2961, 4613, 5931, 6909, 8883, 13839, 17793, 20727, 30973, 32291, 41517, 62181, 92919, 96873, 124551, 216811, 278757, 290619, 650433, 836271, 871857, 1517677, 1951299, 4553031, 5853897, 13659093, 40977279]

約数ペア:

[(1, 40977279), (3, 13659093), (7, 5853897), (9, 4553031), (21, 1951299), (27, 1517677), (47, 871857), (49, 836271), (63, 650433), (141, 290619), (147, 278757), (189, 216811), (329, 124551), (423, 96873), (441, 92919), (659, 62181), (987, 41517), (1269, 32291), (1323, 30973), (1977, 20727), (2303, 17793), (2961, 13839), (4613, 8883), (5931, 6909)]