388367091

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{51803}}^1$

素因数の和:51840

約数の個数: 36

約数和(自身を含む): 690961752

約数和(自身を除く): 302594661

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 7497, 51803, 155409, 362621, 466227, 880651, 1087863, 2538347, 2641953, 3263589, 6164557, 7615041, 7925859, 18493671, 22845123, 43151899, 55481013, 129455697, 388367091]

約数ペア:

[(1, 388367091), (3, 129455697), (7, 55481013), (9, 43151899), (17, 22845123), (21, 18493671), (49, 7925859), (51, 7615041), (63, 6164557), (119, 3263589), (147, 2641953), (153, 2538347), (357, 1087863), (441, 880651), (833, 466227), (1071, 362621), (2499, 155409), (7497, 51803)]