26440743

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 43338240

約数和(自身を除く): 16897497

約数列:

[1, 3, 7, 21, 43, 47, 49, 89, 129, 141, 147, 267, 301, 329, 623, 903, 987, 1869, 2021, 2107, 2303, 3827, 4183, 4361, 6063, 6321, 6909, 11481, 12549, 13083, 14147, 26789, 29281, 42441, 80367, 87843, 99029, 179869, 187523, 204967, 297087, 539607, 562569, 614901, 1259083, 3777249, 8813581, 26440743]

約数ペア:

[(1, 26440743), (3, 8813581), (7, 3777249), (21, 1259083), (43, 614901), (47, 562569), (49, 539607), (89, 297087), (129, 204967), (141, 187523), (147, 179869), (267, 99029), (301, 87843), (329, 80367), (623, 42441), (903, 29281), (987, 26789), (1869, 14147), (2021, 13083), (2107, 12549), (2303, 11481), (3827, 6909), (4183, 6321), (4361, 6063)]