28926079

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 37537920

約数和(自身を除く): 8611841

約数列:

[1, 7, 13, 29, 91, 97, 113, 203, 377, 679, 791, 1261, 1469, 2639, 2813, 3277, 8827, 10283, 10961, 19691, 22939, 36569, 42601, 76727, 142493, 255983, 298207, 317869, 997451, 2225083, 4132297, 28926079]

約数ペア:

[(1, 28926079), (7, 4132297), (13, 2225083), (29, 997451), (91, 317869), (97, 298207), (113, 255983), (203, 142493), (377, 76727), (679, 42601), (791, 36569), (1261, 22939), (1469, 19691), (2639, 10961), (2813, 10283), (3277, 8827)]