191199085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 306561024

約数和(自身を除く): 115361939

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 131, 187, 223, 385, 595, 655, 917, 935, 1115, 1309, 1441, 1561, 2227, 2453, 3791, 4585, 6545, 7205, 7805, 10087, 11135, 12265, 15589, 17171, 18955, 24497, 26537, 29213, 41701, 50435, 77945, 85855, 122485, 132685, 146065, 171479, 204491, 208505, 291907, 321343, 496621, 857395, 1022455, 1459535, 1606715, 2249401, 2483105, 3476347, 5462831, 11247005, 17381735, 27314155, 38239817, 191199085]

約数ペア:

[(1, 191199085), (5, 38239817), (7, 27314155), (11, 17381735), (17, 11247005), (35, 5462831), (55, 3476347), (77, 2483105), (85, 2249401), (119, 1606715), (131, 1459535), (187, 1022455), (223, 857395), (385, 496621), (595, 321343), (655, 291907), (917, 208505), (935, 204491), (1115, 171479), (1309, 146065), (1441, 132685), (1561, 122485), (2227, 85855), (2453, 77945), (3791, 50435), (4585, 41701), (6545, 29213), (7205, 26537), (7805, 24497), (10087, 18955), (11135, 17171), (12265, 15589)]