201998529

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:499

約数の個数: 40

約数和(自身を含む): 310286592

約数和(自身を除く): 108288063

約数列:

[1, 3, 9, 27, 53, 81, 159, 211, 223, 477, 633, 669, 1431, 1899, 2007, 4293, 5697, 6021, 11183, 11819, 17091, 18063, 33549, 35457, 47053, 100647, 106371, 141159, 301941, 319113, 423477, 905823, 957339, 1270431, 2493809, 3811293, 7481427, 22444281, 67332843, 201998529]

約数ペア:

[(1, 201998529), (3, 67332843), (9, 22444281), (27, 7481427), (53, 3811293), (81, 2493809), (159, 1270431), (211, 957339), (223, 905823), (477, 423477), (633, 319113), (669, 301941), (1431, 141159), (1899, 106371), (2007, 100647), (4293, 47053), (5697, 35457), (6021, 33549), (11183, 18063), (11819, 17091)]