1291247997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{2243}}^1$

素因数の和:2797

約数の個数: 32

約数和(自身を含む): 1922659200

約数和(自身を除く): 631411203

約数列:

[1, 3, 13, 29, 39, 87, 377, 509, 1131, 1527, 2243, 6617, 6729, 14761, 19851, 29159, 44283, 65047, 87477, 191893, 195141, 575679, 845611, 1141687, 2536833, 3425061, 14841931, 33108923, 44525793, 99326769, 430415999, 1291247997]

約数ペア:

[(1, 1291247997), (3, 430415999), (13, 99326769), (29, 44525793), (39, 33108923), (87, 14841931), (377, 3425061), (509, 2536833), (1131, 1141687), (1527, 845611), (2243, 575679), (6617, 195141), (6729, 191893), (14761, 87477), (19851, 65047), (29159, 44283)]