16123115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 21841920

約数和(自身を除く): 5718805

約数列:

[1, 5, 19, 23, 47, 95, 115, 157, 235, 437, 785, 893, 1081, 2185, 2983, 3611, 4465, 5405, 7379, 14915, 18055, 20539, 36895, 68609, 102695, 140201, 169717, 343045, 701005, 848585, 3224623, 16123115]

約数ペア:

[(1, 16123115), (5, 3224623), (19, 848585), (23, 701005), (47, 343045), (95, 169717), (115, 140201), (157, 102695), (235, 68609), (437, 36895), (785, 20539), (893, 18055), (1081, 14915), (2185, 7379), (2983, 5405), (3611, 4465)]