7212212

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1236

約数の個数: 36

約数和(自身を含む): 15168384

約数和(自身を除く): 7956172

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1187, 1519, 2374, 3038, 4748, 6076, 8309, 16618, 33236, 36797, 58163, 73594, 116326, 147188, 232652, 257579, 515158, 1030316, 1803053, 3606106, 7212212]

約数ペア:

[(1, 7212212), (2, 3606106), (4, 1803053), (7, 1030316), (14, 515158), (28, 257579), (31, 232652), (49, 147188), (62, 116326), (98, 73594), (124, 58163), (196, 36797), (217, 33236), (434, 16618), (868, 8309), (1187, 6076), (1519, 4748), (2374, 3038)]