39404727

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 64247040

約数和(自身を除く): 24842313

約数列:

[1, 3, 9, 19, 23, 43, 57, 69, 129, 171, 207, 233, 387, 437, 699, 817, 989, 1311, 2097, 2451, 2967, 3933, 4427, 5359, 7353, 8901, 10019, 13281, 16077, 18791, 30057, 39843, 48231, 56373, 90171, 101821, 169119, 190361, 230437, 305463, 571083, 691311, 916389, 1713249, 2073933, 4378303, 13134909, 39404727]

約数ペア:

[(1, 39404727), (3, 13134909), (9, 4378303), (19, 2073933), (23, 1713249), (43, 916389), (57, 691311), (69, 571083), (129, 305463), (171, 230437), (207, 190361), (233, 169119), (387, 101821), (437, 90171), (699, 56373), (817, 48231), (989, 39843), (1311, 30057), (2097, 18791), (2451, 16077), (2967, 13281), (3933, 10019), (4427, 8901), (5359, 7353)]