1621054617

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{14957}}^1$

素因数の和:15377

約数の個数: 32

約数和(自身を含む): 2667071232

約数和(自身を除く): 1046016615

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 397, 1191, 2779, 5161, 8337, 14957, 15483, 36127, 44871, 104699, 108381, 194441, 314097, 583323, 1361087, 4083261, 5937929, 17813787, 41565503, 77193077, 124696509, 231579231, 540351539, 1621054617]

約数ペア:

[(1, 1621054617), (3, 540351539), (7, 231579231), (13, 124696509), (21, 77193077), (39, 41565503), (91, 17813787), (273, 5937929), (397, 4083261), (1191, 1361087), (2779, 583323), (5161, 314097), (8337, 194441), (14957, 108381), (15483, 104699), (36127, 44871)]