28227752

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 64800000

約数和(自身を除く): 36572248

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 149, 199, 238, 298, 398, 476, 596, 796, 952, 1043, 1192, 1393, 1592, 2086, 2533, 2786, 3383, 4172, 5066, 5572, 6766, 8344, 10132, 11144, 13532, 17731, 20264, 23681, 27064, 29651, 35462, 47362, 59302, 70924, 94724, 118604, 141848, 189448, 207557, 237208, 415114, 504067, 830228, 1008134, 1660456, 2016268, 3528469, 4032536, 7056938, 14113876, 28227752]

約数ペア:

[(1, 28227752), (2, 14113876), (4, 7056938), (7, 4032536), (8, 3528469), (14, 2016268), (17, 1660456), (28, 1008134), (34, 830228), (56, 504067), (68, 415114), (119, 237208), (136, 207557), (149, 189448), (199, 141848), (238, 118604), (298, 94724), (398, 70924), (476, 59302), (596, 47362), (796, 35462), (952, 29651), (1043, 27064), (1192, 23681), (1393, 20264), (1592, 17731), (2086, 13532), (2533, 11144), (2786, 10132), (3383, 8344), (4172, 6766), (5066, 5572)]