28837774

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 53146800

約数和(自身を除く): 24309026

約数列:

[1, 2, 7, 14, 29, 49, 58, 73, 98, 139, 146, 203, 278, 406, 511, 973, 1022, 1421, 1946, 2117, 2842, 3577, 4031, 4234, 6811, 7154, 8062, 10147, 13622, 14819, 20294, 28217, 29638, 56434, 71029, 103733, 142058, 197519, 207466, 294263, 395038, 497203, 588526, 994406, 2059841, 4119682, 14418887, 28837774]

約数ペア:

[(1, 28837774), (2, 14418887), (7, 4119682), (14, 2059841), (29, 994406), (49, 588526), (58, 497203), (73, 395038), (98, 294263), (139, 207466), (146, 197519), (203, 142058), (278, 103733), (406, 71029), (511, 56434), (973, 29638), (1022, 28217), (1421, 20294), (1946, 14819), (2117, 13622), (2842, 10147), (3577, 8062), (4031, 7154), (4234, 6811)]