68941257

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2003}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 115430400

約数和(自身を除く): 46489143

約数列:

[1, 3, 7, 11, 21, 33, 77, 149, 231, 447, 1043, 1639, 2003, 3129, 4917, 6009, 11473, 14021, 22033, 34419, 42063, 66099, 154231, 298447, 462693, 895341, 2089129, 3282917, 6267387, 9848751, 22980419, 68941257]

約数ペア:

[(1, 68941257), (3, 22980419), (7, 9848751), (11, 6267387), (21, 3282917), (33, 2089129), (77, 895341), (149, 462693), (231, 298447), (447, 154231), (1043, 66099), (1639, 42063), (2003, 34419), (3129, 22033), (4917, 14021), (6009, 11473)]