123378645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8009}}^1$

素因数の和:8109

約数の個数: 32

約数和(自身を含む): 215308800

約数和(自身を除く): 91930155

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 5135, 8009, 15405, 24027, 40045, 104117, 120135, 312351, 520585, 632711, 1561755, 1898133, 3163555, 8225243, 9490665, 24675729, 41126215, 123378645]

約数ペア:

[(1, 123378645), (3, 41126215), (5, 24675729), (13, 9490665), (15, 8225243), (39, 3163555), (65, 1898133), (79, 1561755), (195, 632711), (237, 520585), (395, 312351), (1027, 120135), (1185, 104117), (3081, 40045), (5135, 24027), (8009, 15405)]