28193198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 48411648

約数和(自身を除く): 20218450

約数列:

[1, 2, 11, 22, 31, 62, 67, 134, 341, 617, 682, 737, 1234, 1474, 2077, 4154, 6787, 13574, 19127, 22847, 38254, 41339, 45694, 82678, 210397, 420794, 454729, 909458, 1281509, 2563018, 14096599, 28193198]

約数ペア:

[(1, 28193198), (2, 14096599), (11, 2563018), (22, 1281509), (31, 909458), (62, 454729), (67, 420794), (134, 210397), (341, 82678), (617, 45694), (682, 41339), (737, 38254), (1234, 22847), (1474, 19127), (2077, 13574), (4154, 6787)]