12974585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 17805312

約数和(自身を除く): 4830727

約数列:

[1, 5, 13, 31, 47, 65, 137, 155, 235, 403, 611, 685, 1457, 1781, 2015, 3055, 4247, 6439, 7285, 8905, 18941, 21235, 32195, 55211, 83707, 94705, 199609, 276055, 418535, 998045, 2594917, 12974585]

約数ペア:

[(1, 12974585), (5, 2594917), (13, 998045), (31, 418535), (47, 276055), (65, 199609), (137, 94705), (155, 83707), (235, 55211), (403, 32195), (611, 21235), (685, 18941), (1457, 8905), (1781, 7285), (2015, 6439), (3055, 4247)]