15392728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 16056872

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 1663, 2314, 3326, 4628, 6652, 9256, 13304, 21619, 43238, 86476, 148007, 172952, 296014, 592028, 1184056, 1924091, 3848182, 7696364, 15392728]

約数ペア:

[(1, 15392728), (2, 7696364), (4, 3848182), (8, 1924091), (13, 1184056), (26, 592028), (52, 296014), (89, 172952), (104, 148007), (178, 86476), (356, 43238), (712, 21619), (1157, 13304), (1663, 9256), (2314, 6652), (3326, 4628)]