28420954

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{607}}^1$

素因数の和:1221

約数の個数: 16

約数和(自身を含む): 43819776

約数和(自身を除く): 15398822

約数列:

[1, 2, 41, 82, 571, 607, 1142, 1214, 23411, 24887, 46822, 49774, 346597, 693194, 14210477, 28420954]

約数ペア:

[(1, 28420954), (2, 14210477), (41, 693194), (82, 346597), (571, 49774), (607, 46822), (1142, 24887), (1214, 23411)]