223353

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 366912

約数和(自身を除く): 143559

約数列:

[1, 3, 9, 13, 23, 39, 69, 83, 117, 207, 249, 299, 747, 897, 1079, 1909, 2691, 3237, 5727, 9711, 17181, 24817, 74451, 223353]

約数ペア:

[(1, 223353), (3, 74451), (9, 24817), (13, 17181), (23, 9711), (39, 5727), (69, 3237), (83, 2691), (117, 1909), (207, 1079), (249, 897), (299, 747)]