215806408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{7207}}^1$

素因数の和:7429

約数の個数: 32

約数和(自身を含む): 428155200

約数和(自身を除く): 212348792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 197, 394, 788, 1576, 3743, 7207, 7486, 14414, 14972, 28828, 29944, 57656, 136933, 273866, 547732, 1095464, 1419779, 2839558, 5679116, 11358232, 26975801, 53951602, 107903204, 215806408]

約数ペア:

[(1, 215806408), (2, 107903204), (4, 53951602), (8, 26975801), (19, 11358232), (38, 5679116), (76, 2839558), (152, 1419779), (197, 1095464), (394, 547732), (788, 273866), (1576, 136933), (3743, 57656), (7207, 29944), (7486, 28828), (14414, 14972)]