38945205

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{569}}^1$

素因数の和:612

約数の個数: 60

約数和(自身を含む): 75729060

約数和(自身を除く): 36783855

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 169, 195, 351, 405, 507, 569, 585, 845, 1053, 1521, 1707, 1755, 2535, 2845, 4563, 5121, 5265, 7397, 7605, 8535, 13689, 15363, 22191, 22815, 25605, 36985, 46089, 66573, 68445, 76815, 96161, 110955, 199719, 230445, 288483, 332865, 480805, 599157, 865449, 998595, 1442415, 2596347, 2995785, 4327245, 7789041, 12981735, 38945205]

約数ペア:

[(1, 38945205), (3, 12981735), (5, 7789041), (9, 4327245), (13, 2995785), (15, 2596347), (27, 1442415), (39, 998595), (45, 865449), (65, 599157), (81, 480805), (117, 332865), (135, 288483), (169, 230445), (195, 199719), (351, 110955), (405, 96161), (507, 76815), (569, 68445), (585, 66573), (845, 46089), (1053, 36985), (1521, 25605), (1707, 22815), (1755, 22191), (2535, 15363), (2845, 13689), (4563, 8535), (5121, 7605), (5265, 7397)]