197256195

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1451}}^1$

素因数の和:1537

約数の個数: 64

約数和(自身を含む): 376358400

約数和(自身を除く): 179102205

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 53, 57, 95, 135, 159, 171, 265, 285, 477, 513, 795, 855, 1007, 1431, 1451, 2385, 2565, 3021, 4353, 5035, 7155, 7255, 9063, 13059, 15105, 21765, 27189, 27569, 39177, 45315, 65295, 76903, 82707, 135945, 137845, 195885, 230709, 248121, 384515, 413535, 692127, 744363, 1153545, 1240605, 1461157, 2076381, 3460635, 3721815, 4383471, 7305785, 10381905, 13150413, 21917355, 39451239, 65752065, 197256195]

約数ペア:

[(1, 197256195), (3, 65752065), (5, 39451239), (9, 21917355), (15, 13150413), (19, 10381905), (27, 7305785), (45, 4383471), (53, 3721815), (57, 3460635), (95, 2076381), (135, 1461157), (159, 1240605), (171, 1153545), (265, 744363), (285, 692127), (477, 413535), (513, 384515), (795, 248121), (855, 230709), (1007, 195885), (1431, 137845), (1451, 135945), (2385, 82707), (2565, 76903), (3021, 65295), (4353, 45315), (5035, 39177), (7155, 27569), (7255, 27189), (9063, 21765), (13059, 15105)]