7142355

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 13837824

約数和(自身を除く): 6695469

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 141, 165, 235, 307, 423, 495, 517, 705, 921, 1535, 1551, 2115, 2585, 2763, 3377, 4605, 4653, 7755, 10131, 13815, 14429, 16885, 23265, 30393, 43287, 50655, 72145, 129861, 151965, 158719, 216435, 476157, 649305, 793595, 1428471, 2380785, 7142355]

約数ペア:

[(1, 7142355), (3, 2380785), (5, 1428471), (9, 793595), (11, 649305), (15, 476157), (33, 216435), (45, 158719), (47, 151965), (55, 129861), (99, 72145), (141, 50655), (165, 43287), (235, 30393), (307, 23265), (423, 16885), (495, 14429), (517, 13815), (705, 10131), (921, 7755), (1535, 4653), (1551, 4605), (2115, 3377), (2585, 2763)]