7478991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 11771760

約数和(自身を除く): 4292769

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 659, 873, 1261, 1977, 3783, 5931, 8567, 11349, 25701, 63923, 77103, 191769, 575307, 830999, 2492997, 7478991]

約数ペア:

[(1, 7478991), (3, 2492997), (9, 830999), (13, 575307), (39, 191769), (97, 77103), (117, 63923), (291, 25701), (659, 11349), (873, 8567), (1261, 5931), (1977, 3783)]