51844401

素因数分解:

$3^3\times 7^2\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 90288000

約数和(自身を除く): 38443599

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 149, 189, 263, 441, 447, 789, 1043, 1323, 1341, 1841, 2367, 3129, 4023, 5523, 7101, 7301, 9387, 12887, 16569, 21903, 28161, 38661, 39187, 49707, 65709, 115983, 117561, 197127, 274309, 347949, 352683, 822927, 1058049, 1920163, 2468781, 5760489, 7406343, 17281467, 51844401]

約数ペア:

[(1, 51844401), (3, 17281467), (7, 7406343), (9, 5760489), (21, 2468781), (27, 1920163), (49, 1058049), (63, 822927), (147, 352683), (149, 347949), (189, 274309), (263, 197127), (441, 117561), (447, 115983), (789, 65709), (1043, 49707), (1323, 39187), (1341, 38661), (1841, 28161), (2367, 21903), (3129, 16569), (4023, 12887), (5523, 9387), (7101, 7301)]