668022156

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{257}}^1\times {\mathrm{701}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 1714081824

約数和(自身を除く): 1046059668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 206, 257, 309, 412, 514, 618, 701, 771, 927, 1028, 1236, 1402, 1542, 1854, 2103, 2313, 2804, 3084, 3708, 4206, 4626, 6309, 8412, 9252, 12618, 25236, 26471, 52942, 72203, 79413, 105884, 144406, 158826, 180157, 216609, 238239, 288812, 317652, 360314, 433218, 476478, 540471, 649827, 720628, 866436, 952956, 1080942, 1299654, 1621413, 2161884, 2599308, 3242826, 6485652, 18556171, 37112342, 55668513, 74224684, 111337026, 167005539, 222674052, 334011078, 668022156]

約数ペア:

[(1, 668022156), (2, 334011078), (3, 222674052), (4, 167005539), (6, 111337026), (9, 74224684), (12, 55668513), (18, 37112342), (36, 18556171), (103, 6485652), (206, 3242826), (257, 2599308), (309, 2161884), (412, 1621413), (514, 1299654), (618, 1080942), (701, 952956), (771, 866436), (927, 720628), (1028, 649827), (1236, 540471), (1402, 476478), (1542, 433218), (1854, 360314), (2103, 317652), (2313, 288812), (2804, 238239), (3084, 216609), (3708, 180157), (4206, 158826), (4626, 144406), (6309, 105884), (8412, 79413), (9252, 72203), (12618, 52942), (25236, 26471)]