7938441

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:450

約数の個数: 36

約数和(自身を含む): 13658112

約数和(自身を除く): 5719671

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 383, 423, 441, 987, 1149, 2303, 2681, 2961, 3447, 6909, 8043, 18001, 18767, 20727, 24129, 54003, 56301, 126007, 162009, 168903, 378021, 882049, 1134063, 2646147, 7938441]

約数ペア:

[(1, 7938441), (3, 2646147), (7, 1134063), (9, 882049), (21, 378021), (47, 168903), (49, 162009), (63, 126007), (141, 56301), (147, 54003), (329, 24129), (383, 20727), (423, 18767), (441, 18001), (987, 8043), (1149, 6909), (2303, 3447), (2681, 2961)]