1887993

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 2885376

約数和(自身を除く): 997383

約数列:

[1, 3, 9, 31, 67, 93, 101, 201, 279, 303, 603, 909, 2077, 3131, 6231, 6767, 9393, 18693, 20301, 28179, 60903, 209777, 629331, 1887993]

約数ペア:

[(1, 1887993), (3, 629331), (9, 209777), (31, 60903), (67, 28179), (93, 20301), (101, 18693), (201, 9393), (279, 6767), (303, 6231), (603, 3131), (909, 2077)]