187878145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 291347712

約数和(自身を除く): 103469567

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 169, 299, 455, 805, 845, 1183, 1381, 1495, 2093, 3887, 5915, 6905, 9667, 10465, 17953, 19435, 27209, 31763, 48335, 89765, 125671, 136045, 158815, 222341, 233389, 412919, 628355, 1111705, 1166945, 1633723, 2064595, 2890433, 5367947, 8168615, 14452165, 26839735, 37575629, 187878145]

約数ペア:

[(1, 187878145), (5, 37575629), (7, 26839735), (13, 14452165), (23, 8168615), (35, 5367947), (65, 2890433), (91, 2064595), (115, 1633723), (161, 1166945), (169, 1111705), (299, 628355), (455, 412919), (805, 233389), (845, 222341), (1183, 158815), (1381, 136045), (1495, 125671), (2093, 89765), (3887, 48335), (5915, 31763), (6905, 27209), (9667, 19435), (10465, 17953)]