156723837

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 225093120

約数和(自身を除く): 68369283

約数列:

[1, 3, 19, 57, 83, 157, 211, 249, 471, 633, 1577, 2983, 4009, 4731, 8949, 12027, 13031, 17513, 33127, 39093, 52539, 99381, 247589, 332747, 629413, 742767, 998241, 1888239, 2749541, 8248623, 52241279, 156723837]

約数ペア:

[(1, 156723837), (3, 52241279), (19, 8248623), (57, 2749541), (83, 1888239), (157, 998241), (211, 742767), (249, 629413), (471, 332747), (633, 247589), (1577, 99381), (2983, 52539), (4009, 39093), (4731, 33127), (8949, 17513), (12027, 13031)]