7403643

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 12196800

約数和(自身を除く): 4793157

約数列:

[1, 3, 9, 13, 27, 39, 79, 81, 89, 117, 237, 267, 351, 711, 801, 1027, 1053, 1157, 2133, 2403, 3081, 3471, 6399, 7031, 7209, 9243, 10413, 21093, 27729, 31239, 63279, 83187, 91403, 93717, 189837, 274209, 569511, 822627, 2467881, 7403643]

約数ペア:

[(1, 7403643), (3, 2467881), (9, 822627), (13, 569511), (27, 274209), (39, 189837), (79, 93717), (81, 91403), (89, 83187), (117, 63279), (237, 31239), (267, 27729), (351, 21093), (711, 10413), (801, 9243), (1027, 7209), (1053, 7031), (1157, 6399), (2133, 3471), (2403, 3081)]