213222597

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{619}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 333312000

約数和(自身を除く): 120089403

約数列:

[1, 3, 7, 21, 47, 141, 329, 349, 619, 987, 1047, 1857, 2443, 4333, 7329, 12999, 16403, 29093, 49209, 87279, 114821, 203651, 216031, 344463, 610953, 648093, 1512217, 4536651, 10153457, 30460371, 71074199, 213222597]

約数ペア:

[(1, 213222597), (3, 71074199), (7, 30460371), (21, 10153457), (47, 4536651), (141, 1512217), (329, 648093), (349, 610953), (619, 344463), (987, 216031), (1047, 203651), (1857, 114821), (2443, 87279), (4333, 49209), (7329, 29093), (12999, 16403)]