28748734

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 52531200

約数和(自身を除く): 23782466

約数列:

[1, 2, 7, 14, 17, 34, 119, 199, 238, 398, 607, 1214, 1393, 2786, 3383, 4249, 6766, 8498, 10319, 20638, 23681, 47362, 72233, 120793, 144466, 241586, 845551, 1691102, 2053481, 4106962, 14374367, 28748734]

約数ペア:

[(1, 28748734), (2, 14374367), (7, 4106962), (14, 2053481), (17, 1691102), (34, 845551), (119, 241586), (199, 144466), (238, 120793), (398, 72233), (607, 47362), (1214, 23681), (1393, 20638), (2786, 10319), (3383, 8498), (4249, 6766)]