248867619

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11839}}^1$

素因数の和:11880

約数の個数: 48

約数和(自身を含む): 453519360

約数和(自身を除く): 204651741

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 7007, 11839, 21021, 35517, 82873, 130229, 153907, 248619, 390687, 461721, 580111, 911603, 1077349, 1692977, 1740333, 2734809, 3232047, 5078931, 6381221, 7541443, 11850839, 19143663, 22624329, 35552517, 82955873, 248867619]

約数ペア:

[(1, 248867619), (3, 82955873), (7, 35552517), (11, 22624329), (13, 19143663), (21, 11850839), (33, 7541443), (39, 6381221), (49, 5078931), (77, 3232047), (91, 2734809), (143, 1740333), (147, 1692977), (231, 1077349), (273, 911603), (429, 580111), (539, 461721), (637, 390687), (1001, 248619), (1617, 153907), (1911, 130229), (3003, 82873), (7007, 35517), (11839, 21021)]