808250445

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{19979}}^1$

素因数の和:20050

約数の個数: 48

約数和(自身を含む): 1496102400

約数和(自身を除く): 687851955

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 899, 1305, 1395, 2697, 4495, 8091, 13485, 19979, 40455, 59937, 99895, 179811, 299685, 579391, 619349, 899055, 1738173, 1858047, 2896955, 3096745, 5214519, 5574141, 8690865, 9290235, 17961121, 26072595, 27870705, 53883363, 89805605, 161650089, 269416815, 808250445]

約数ペア:

[(1, 808250445), (3, 269416815), (5, 161650089), (9, 89805605), (15, 53883363), (29, 27870705), (31, 26072595), (45, 17961121), (87, 9290235), (93, 8690865), (145, 5574141), (155, 5214519), (261, 3096745), (279, 2896955), (435, 1858047), (465, 1738173), (899, 899055), (1305, 619349), (1395, 579391), (2697, 299685), (4495, 179811), (8091, 99895), (13485, 59937), (19979, 40455)]