619358637

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1483}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 923166720

約数和(自身を除く): 303808083

約数列:

[1, 3, 17, 19, 51, 57, 323, 431, 969, 1293, 1483, 4449, 7327, 8189, 21981, 24567, 25211, 28177, 75633, 84531, 139213, 417639, 479009, 639173, 1437027, 1917519, 10865941, 12144287, 32597823, 36432861, 206452879, 619358637]

約数ペア:

[(1, 619358637), (3, 206452879), (17, 36432861), (19, 32597823), (51, 12144287), (57, 10865941), (323, 1917519), (431, 1437027), (969, 639173), (1293, 479009), (1483, 417639), (4449, 139213), (7327, 84531), (8189, 75633), (21981, 28177), (24567, 25211)]