201007251

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{619}}^1$

素因数の和:861

約数の個数: 40

約数和(自身を含む): 318084800

約数和(自身を除く): 117077549

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 211, 513, 619, 633, 1539, 1857, 1899, 4009, 5571, 5697, 11761, 12027, 16713, 17091, 35283, 36081, 50139, 105849, 108243, 130609, 317547, 324729, 391827, 952641, 1175481, 2481571, 3526443, 7444713, 10579329, 22334139, 67002417, 201007251]

約数ペア:

[(1, 201007251), (3, 67002417), (9, 22334139), (19, 10579329), (27, 7444713), (57, 3526443), (81, 2481571), (171, 1175481), (211, 952641), (513, 391827), (619, 324729), (633, 317547), (1539, 130609), (1857, 108243), (1899, 105849), (4009, 50139), (5571, 36081), (5697, 35283), (11761, 17091), (12027, 16713)]