13148247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 21790720

約数和(自身を除く): 8642473

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1063, 1767, 3189, 4123, 7441, 12369, 20197, 22323, 32953, 60591, 98859, 141379, 230671, 424137, 626107, 692013, 1878321, 4382749, 13148247]

約数ペア:

[(1, 13148247), (3, 4382749), (7, 1878321), (19, 692013), (21, 626107), (31, 424137), (57, 230671), (93, 141379), (133, 98859), (217, 60591), (399, 32953), (589, 22323), (651, 20197), (1063, 12369), (1767, 7441), (3189, 4123)]