1209735

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 40

約数和(自身を含む): 2265120

約数和(自身を除く): 1055385

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 103, 135, 145, 261, 309, 405, 435, 515, 783, 927, 1305, 1545, 2349, 2781, 2987, 3915, 4635, 8343, 8961, 11745, 13905, 14935, 26883, 41715, 44805, 80649, 134415, 241947, 403245, 1209735]

約数ペア:

[(1, 1209735), (3, 403245), (5, 241947), (9, 134415), (15, 80649), (27, 44805), (29, 41715), (45, 26883), (81, 14935), (87, 13905), (103, 11745), (135, 8961), (145, 8343), (261, 4635), (309, 3915), (405, 2987), (435, 2781), (515, 2349), (783, 1545), (927, 1305)]