81209115

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{46273}}^1$

素因数の和:46300

約数の個数: 32

約数和(自身を含む): 155480640

約数和(自身を除く): 74271525

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 46273, 138819, 231365, 416457, 601549, 694095, 1249371, 1804647, 2082285, 3007745, 5413941, 6246855, 9023235, 16241823, 27069705, 81209115]

約数ペア:

[(1, 81209115), (3, 27069705), (5, 16241823), (9, 9023235), (13, 6246855), (15, 5413941), (27, 3007745), (39, 2082285), (45, 1804647), (65, 1249371), (117, 694095), (135, 601549), (195, 416457), (351, 231365), (585, 138819), (1755, 46273)]