18347355

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 34769280

約数和(自身を除く): 16421925

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 79, 117, 195, 237, 395, 397, 585, 711, 1027, 1185, 1191, 1985, 3081, 3555, 3573, 5135, 5161, 5955, 9243, 15405, 15483, 17865, 25805, 31363, 46215, 46449, 77415, 94089, 156815, 232245, 282267, 407719, 470445, 1223157, 1411335, 2038595, 3669471, 6115785, 18347355]

約数ペア:

[(1, 18347355), (3, 6115785), (5, 3669471), (9, 2038595), (13, 1411335), (15, 1223157), (39, 470445), (45, 407719), (65, 282267), (79, 232245), (117, 156815), (195, 94089), (237, 77415), (395, 46449), (397, 46215), (585, 31363), (711, 25805), (1027, 17865), (1185, 15483), (1191, 15405), (1985, 9243), (3081, 5955), (3555, 5161), (3573, 5135)]