389634476

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1423}}^1$

素因数の和:1579

約数の個数: 72

約数和(自身を含む): 872718336

約数和(自身を除く): 483083860

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 127, 154, 196, 254, 308, 508, 539, 889, 1078, 1397, 1423, 1778, 2156, 2794, 2846, 3556, 5588, 5692, 6223, 9779, 9961, 12446, 15653, 19558, 19922, 24892, 31306, 39116, 39844, 62612, 68453, 69727, 109571, 136906, 139454, 180721, 219142, 273812, 278908, 361442, 438284, 722884, 766997, 1265047, 1533994, 1987931, 2530094, 3067988, 3975862, 5060188, 7951724, 8855329, 13915517, 17710658, 27831034, 35421316, 55662068, 97408619, 194817238, 389634476]

約数ペア:

[(1, 389634476), (2, 194817238), (4, 97408619), (7, 55662068), (11, 35421316), (14, 27831034), (22, 17710658), (28, 13915517), (44, 8855329), (49, 7951724), (77, 5060188), (98, 3975862), (127, 3067988), (154, 2530094), (196, 1987931), (254, 1533994), (308, 1265047), (508, 766997), (539, 722884), (889, 438284), (1078, 361442), (1397, 278908), (1423, 273812), (1778, 219142), (2156, 180721), (2794, 139454), (2846, 136906), (3556, 109571), (5588, 69727), (5692, 68453), (6223, 62612), (9779, 39844), (9961, 39116), (12446, 31306), (15653, 24892), (19558, 19922)]