7778511

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 40

約数和(自身を含む): 12806640

約数和(自身を除く): 5028129

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 89, 117, 249, 267, 351, 747, 801, 1053, 1079, 1157, 2241, 2403, 3237, 3471, 6723, 7209, 7387, 9711, 10413, 22161, 29133, 31239, 66483, 87399, 93717, 96031, 199449, 288093, 598347, 864279, 2592837, 7778511]

約数ペア:

[(1, 7778511), (3, 2592837), (9, 864279), (13, 598347), (27, 288093), (39, 199449), (81, 96031), (83, 93717), (89, 87399), (117, 66483), (249, 31239), (267, 29133), (351, 22161), (747, 10413), (801, 9711), (1053, 7387), (1079, 7209), (1157, 6723), (2241, 3471), (2403, 3237)]