18579351

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 30440448

約数和(自身を除く): 11861097

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 733, 1207, 1491, 2199, 3621, 5131, 8449, 12461, 15393, 25347, 37383, 52043, 87227, 156129, 261681, 364301, 884731, 1092903, 2654193, 6193117, 18579351]

約数ペア:

[(1, 18579351), (3, 6193117), (7, 2654193), (17, 1092903), (21, 884731), (51, 364301), (71, 261681), (119, 156129), (213, 87227), (357, 52043), (497, 37383), (733, 25347), (1207, 15393), (1491, 12461), (2199, 8449), (3621, 5131)]