30481724

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1747

約数の個数: 48

約数和(自身を含む): 67032000

約数和(自身を除く): 36550276

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 1709, 2548, 3418, 4459, 6836, 8918, 11963, 17836, 22217, 23926, 44434, 47852, 83741, 88868, 155519, 167482, 311038, 334964, 586187, 622076, 1088633, 1172374, 2177266, 2344748, 4354532, 7620431, 15240862, 30481724]

約数ペア:

[(1, 30481724), (2, 15240862), (4, 7620431), (7, 4354532), (13, 2344748), (14, 2177266), (26, 1172374), (28, 1088633), (49, 622076), (52, 586187), (91, 334964), (98, 311038), (182, 167482), (196, 155519), (343, 88868), (364, 83741), (637, 47852), (686, 44434), (1274, 23926), (1372, 22217), (1709, 17836), (2548, 11963), (3418, 8918), (4459, 6836)]