977261572

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{1697}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 1983155328

約数和(自身を除く): 1005893756

約数列:

[1, 2, 4, 7, 14, 28, 131, 157, 262, 314, 524, 628, 917, 1099, 1697, 1834, 2198, 3394, 3668, 4396, 6788, 11879, 20567, 23758, 41134, 47516, 82268, 143969, 222307, 266429, 287938, 444614, 532858, 575876, 889228, 1065716, 1556149, 1865003, 3112298, 3730006, 6224596, 7460012, 34902199, 69804398, 139608796, 244315393, 488630786, 977261572]

約数ペア:

[(1, 977261572), (2, 488630786), (4, 244315393), (7, 139608796), (14, 69804398), (28, 34902199), (131, 7460012), (157, 6224596), (262, 3730006), (314, 3112298), (524, 1865003), (628, 1556149), (917, 1065716), (1099, 889228), (1697, 575876), (1834, 532858), (2198, 444614), (3394, 287938), (3668, 266429), (4396, 222307), (6788, 143969), (11879, 82268), (20567, 47516), (23758, 41134)]