165769208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{30881}}^1$

素因数の和:30959

約数の個数: 32

約数和(自身を含む): 344643120

約数和(自身を除く): 178873912

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 30881, 61762, 123524, 247048, 339691, 679382, 1358764, 1883741, 2717528, 3767482, 7534964, 15069928, 20721151, 41442302, 82884604, 165769208]

約数ペア:

[(1, 165769208), (2, 82884604), (4, 41442302), (8, 20721151), (11, 15069928), (22, 7534964), (44, 3767482), (61, 2717528), (88, 1883741), (122, 1358764), (244, 679382), (488, 339691), (671, 247048), (1342, 123524), (2684, 61762), (5368, 30881)]