207399255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 388497408

約数和(自身を除く): 181098153

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 127, 151, 309, 381, 453, 515, 635, 721, 755, 889, 1057, 1545, 1905, 2163, 2265, 2667, 3171, 3605, 4445, 5285, 10815, 13081, 13335, 15553, 15855, 19177, 39243, 46659, 57531, 65405, 77765, 91567, 95885, 108871, 134239, 196215, 233295, 274701, 287655, 326613, 402717, 457835, 544355, 671195, 1373505, 1633065, 1975231, 2013585, 5925693, 9876155, 13826617, 29628465, 41479851, 69133085, 207399255]

約数ペア:

[(1, 207399255), (3, 69133085), (5, 41479851), (7, 29628465), (15, 13826617), (21, 9876155), (35, 5925693), (103, 2013585), (105, 1975231), (127, 1633065), (151, 1373505), (309, 671195), (381, 544355), (453, 457835), (515, 402717), (635, 326613), (721, 287655), (755, 274701), (889, 233295), (1057, 196215), (1545, 134239), (1905, 108871), (2163, 95885), (2265, 91567), (2667, 77765), (3171, 65405), (3605, 57531), (4445, 46659), (5285, 39243), (10815, 19177), (13081, 15855), (13335, 15553)]