212520555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12527}}^1$

素因数の和:12580

約数の個数: 48

約数和(自身を含む): 410417280

約数和(自身を除く): 197896725

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 1131, 1305, 1885, 3393, 5655, 12527, 16965, 37581, 62635, 112743, 162851, 187905, 363283, 488553, 563715, 814255, 1089849, 1465659, 1816415, 2442765, 3269547, 4722679, 5449245, 7328295, 14168037, 16347735, 23613395, 42504111, 70840185, 212520555]

約数ペア:

[(1, 212520555), (3, 70840185), (5, 42504111), (9, 23613395), (13, 16347735), (15, 14168037), (29, 7328295), (39, 5449245), (45, 4722679), (65, 3269547), (87, 2442765), (117, 1816415), (145, 1465659), (195, 1089849), (261, 814255), (377, 563715), (435, 488553), (585, 363283), (1131, 187905), (1305, 162851), (1885, 112743), (3393, 62635), (5655, 37581), (12527, 16965)]