40448247

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 63700992

約数和(自身を除く): 23252745

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 383, 749, 987, 1149, 2247, 2681, 5029, 8043, 15087, 18001, 35203, 40981, 54003, 105609, 122943, 126007, 286867, 378021, 860601, 1926107, 5778321, 13482749, 40448247]

約数ペア:

[(1, 40448247), (3, 13482749), (7, 5778321), (21, 1926107), (47, 860601), (107, 378021), (141, 286867), (321, 126007), (329, 122943), (383, 105609), (749, 54003), (987, 40981), (1149, 35203), (2247, 18001), (2681, 15087), (5029, 8043)]