9870775

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 12749184

約数和(自身を除く): 2878409

約数列:

[1, 5, 25, 67, 71, 83, 335, 355, 415, 1675, 1775, 2075, 4757, 5561, 5893, 23785, 27805, 29465, 118925, 139025, 147325, 394831, 1974155, 9870775]

約数ペア:

[(1, 9870775), (5, 1974155), (25, 394831), (67, 147325), (71, 139025), (83, 118925), (335, 29465), (355, 27805), (415, 23785), (1675, 5893), (1775, 5561), (2075, 4757)]