55021405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 72186624

約数和(自身を除く): 17165219

約数列:

[1, 5, 23, 37, 67, 115, 185, 193, 335, 851, 965, 1541, 2479, 4255, 4439, 7141, 7705, 12395, 12931, 22195, 35705, 57017, 64655, 164243, 285085, 297413, 478447, 821215, 1487065, 2392235, 11004281, 55021405]

約数ペア:

[(1, 55021405), (5, 11004281), (23, 2392235), (37, 1487065), (67, 821215), (115, 478447), (185, 297413), (193, 285085), (335, 164243), (851, 64655), (965, 57017), (1541, 35705), (2479, 22195), (4255, 12931), (4439, 12395), (7141, 7705)]