28516684

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 32447156

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 139, 238, 278, 431, 476, 556, 862, 973, 1724, 1946, 2363, 3017, 3892, 4726, 6034, 7327, 9452, 12068, 14654, 16541, 29308, 33082, 51289, 59909, 66164, 102578, 119818, 205156, 239636, 419363, 838726, 1018453, 1677452, 2036906, 4073812, 7129171, 14258342, 28516684]

約数ペア:

[(1, 28516684), (2, 14258342), (4, 7129171), (7, 4073812), (14, 2036906), (17, 1677452), (28, 1018453), (34, 838726), (68, 419363), (119, 239636), (139, 205156), (238, 119818), (278, 102578), (431, 66164), (476, 59909), (556, 51289), (862, 33082), (973, 29308), (1724, 16541), (1946, 14654), (2363, 12068), (3017, 9452), (3892, 7327), (4726, 6034)]