28320408

素因数分解:

$2^3\times 3^3\times {\mathrm{131113}}^1$

素因数の和:131128

約数の個数: 32

約数和(自身を含む): 78668400

約数和(自身を除く): 50347992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 131113, 262226, 393339, 524452, 786678, 1048904, 1180017, 1573356, 2360034, 3146712, 3540051, 4720068, 7080102, 9440136, 14160204, 28320408]

約数ペア:

[(1, 28320408), (2, 14160204), (3, 9440136), (4, 7080102), (6, 4720068), (8, 3540051), (9, 3146712), (12, 2360034), (18, 1573356), (24, 1180017), (27, 1048904), (36, 786678), (54, 524452), (72, 393339), (108, 262226), (216, 131113)]