1397484004

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{7393}}^1$

素因数の和:7604

約数の個数: 48

約数和(自身を含む): 2878572928

約数和(自身を除く): 1481088924

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 157, 172, 301, 314, 602, 628, 1099, 1204, 2198, 4396, 6751, 7393, 13502, 14786, 27004, 29572, 47257, 51751, 94514, 103502, 189028, 207004, 317899, 635798, 1160701, 1271596, 2225293, 2321402, 4450586, 4642804, 8124907, 8901172, 16249814, 32499628, 49910143, 99820286, 199640572, 349371001, 698742002, 1397484004]

約数ペア:

[(1, 1397484004), (2, 698742002), (4, 349371001), (7, 199640572), (14, 99820286), (28, 49910143), (43, 32499628), (86, 16249814), (157, 8901172), (172, 8124907), (301, 4642804), (314, 4450586), (602, 2321402), (628, 2225293), (1099, 1271596), (1204, 1160701), (2198, 635798), (4396, 317899), (6751, 207004), (7393, 189028), (13502, 103502), (14786, 94514), (27004, 51751), (29572, 47257)]