121519251

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{22171}}^1$

素因数の和:22216

約数の個数: 32

約数和(自身を含む): 212851200

約数和(自身を除く): 91331949

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 22171, 66513, 155197, 199539, 465591, 598617, 642959, 1396773, 1928877, 4190319, 4500713, 5786631, 13502139, 17359893, 40506417, 121519251]

約数ペア:

[(1, 121519251), (3, 40506417), (7, 17359893), (9, 13502139), (21, 5786631), (27, 4500713), (29, 4190319), (63, 1928877), (87, 1396773), (189, 642959), (203, 598617), (261, 465591), (609, 199539), (783, 155197), (1827, 66513), (5481, 22171)]