201991430

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{3137}}^1$

素因数の和:3328

約数の個数: 32

約数和(自身を含む): 374150016

約数和(自身を除く): 172158586

約数列:

[1, 2, 5, 10, 47, 94, 137, 235, 274, 470, 685, 1370, 3137, 6274, 6439, 12878, 15685, 31370, 32195, 64390, 147439, 294878, 429769, 737195, 859538, 1474390, 2148845, 4297690, 20199143, 40398286, 100995715, 201991430]

約数ペア:

[(1, 201991430), (2, 100995715), (5, 40398286), (10, 20199143), (47, 4297690), (94, 2148845), (137, 1474390), (235, 859538), (274, 737195), (470, 429769), (685, 294878), (1370, 147439), (3137, 64390), (6274, 32195), (6439, 31370), (12878, 15685)]