68895519

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 117801216

約数和(自身を除く): 48905697

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 137, 147, 231, 311, 411, 539, 933, 959, 1507, 1617, 2177, 2877, 3421, 4521, 6531, 6713, 10263, 10549, 15239, 20139, 23947, 31647, 42607, 45717, 71841, 73843, 127821, 167629, 221529, 298249, 468677, 502887, 894747, 1406031, 2087743, 3280739, 6263229, 9842217, 22965173, 68895519]

約数ペア:

[(1, 68895519), (3, 22965173), (7, 9842217), (11, 6263229), (21, 3280739), (33, 2087743), (49, 1406031), (77, 894747), (137, 502887), (147, 468677), (231, 298249), (311, 221529), (411, 167629), (539, 127821), (933, 73843), (959, 71841), (1507, 45717), (1617, 42607), (2177, 31647), (2877, 23947), (3421, 20139), (4521, 15239), (6531, 10549), (6713, 10263)]