201331011

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{1783}}^1$

素因数の和:2095

約数の個数: 32

約数和(自身を含む): 324259840

約数和(自身を除く): 122928829

約数列:

[1, 3, 7, 19, 21, 57, 133, 283, 399, 849, 1783, 1981, 5349, 5377, 5943, 12481, 16131, 33877, 37443, 37639, 101631, 112917, 237139, 504589, 711417, 1513767, 3532123, 9587191, 10596369, 28761573, 67110337, 201331011]

約数ペア:

[(1, 201331011), (3, 67110337), (7, 28761573), (19, 10596369), (21, 9587191), (57, 3532123), (133, 1513767), (283, 711417), (399, 504589), (849, 237139), (1783, 112917), (1981, 101631), (5349, 37639), (5377, 37443), (5943, 33877), (12481, 16131)]