209470559905

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1\times {\mathrm{9043}}^1$

素因数の和:9721

約数の個数: 32

約数和(自身を含む): 257576014080

約数和(自身を除く): 48105454175

約数列:

[1, 5, 61, 173, 305, 439, 865, 2195, 9043, 10553, 26779, 45215, 52765, 75947, 133895, 379735, 551623, 1564439, 2758115, 3969877, 4632767, 7822195, 19849385, 23163835, 95430779, 242162497, 477153895, 686788721, 1210812485, 3433943605, 41894111981, 209470559905]

約数ペア:

[(1, 209470559905), (5, 41894111981), (61, 3433943605), (173, 1210812485), (305, 686788721), (439, 477153895), (865, 242162497), (2195, 95430779), (9043, 23163835), (10553, 19849385), (26779, 7822195), (45215, 4632767), (52765, 3969877), (75947, 2758115), (133895, 1564439), (379735, 551623)]