123620991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1361}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 189459648

約数和(自身を除く): 65838657

約数列:

[1, 3, 13, 17, 39, 51, 137, 221, 411, 663, 1361, 1781, 2329, 4083, 5343, 6987, 17693, 23137, 30277, 53079, 69411, 90831, 186457, 300781, 559371, 902343, 2423941, 3169769, 7271823, 9509307, 41206997, 123620991]

約数ペア:

[(1, 123620991), (3, 41206997), (13, 9509307), (17, 7271823), (39, 3169769), (51, 2423941), (137, 902343), (221, 559371), (411, 300781), (663, 186457), (1361, 90831), (1781, 69411), (2329, 53079), (4083, 30277), (5343, 23137), (6987, 17693)]