210835521

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7237}}^1$

素因数の和:7342

約数の個数: 32

約数和(自身を含む): 340475520

約数和(自身を除く): 129639999

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 747, 1079, 2241, 3237, 7237, 9711, 21711, 29133, 65133, 94081, 195399, 282243, 600671, 846729, 1802013, 2540187, 5406039, 7808723, 16218117, 23426169, 70278507, 210835521]

約数ペア:

[(1, 210835521), (3, 70278507), (9, 23426169), (13, 16218117), (27, 7808723), (39, 5406039), (83, 2540187), (117, 1802013), (249, 846729), (351, 600671), (747, 282243), (1079, 195399), (2241, 94081), (3237, 65133), (7237, 29133), (9711, 21711)]