1021500477

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{17939}}^1$

素因数の和:18007

約数の個数: 40

約数和(自身を含む): 1649762400

約数和(自身を除く): 628261923

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 171, 333, 513, 703, 999, 1539, 2109, 2997, 6327, 17939, 18981, 53817, 56943, 161451, 340841, 484353, 663743, 1022523, 1453059, 1991229, 3067569, 5973687, 9202707, 12611117, 17921061, 27608121, 37833351, 53763183, 113500053, 340500159, 1021500477]

約数ペア:

[(1, 1021500477), (3, 340500159), (9, 113500053), (19, 53763183), (27, 37833351), (37, 27608121), (57, 17921061), (81, 12611117), (111, 9202707), (171, 5973687), (333, 3067569), (513, 1991229), (703, 1453059), (999, 1022523), (1539, 663743), (2109, 484353), (2997, 340841), (6327, 161451), (17939, 56943), (18981, 53817)]