738243374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{20549}}^1$

素因数の和:20656

約数の個数: 32

約数和(自身を含む): 1278374400

約数和(自身を除く): 540131026

約数列:

[1, 2, 11, 22, 23, 46, 71, 142, 253, 506, 781, 1562, 1633, 3266, 17963, 20549, 35926, 41098, 226039, 452078, 472627, 945254, 1458979, 2917958, 5198897, 10397794, 16048769, 32097538, 33556517, 67113034, 369121687, 738243374]

約数ペア:

[(1, 738243374), (2, 369121687), (11, 67113034), (22, 33556517), (23, 32097538), (46, 16048769), (71, 10397794), (142, 5198897), (253, 2917958), (506, 1458979), (781, 945254), (1562, 472627), (1633, 452078), (3266, 226039), (17963, 41098), (20549, 35926)]