28062069

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1327}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 45895680

約数和(自身を除く): 17833611

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 1327, 3021, 3981, 7049, 9289, 21147, 25213, 27867, 70331, 75639, 176491, 210993, 492317, 529473, 1336289, 1476951, 4008867, 9354023, 28062069]

約数ペア:

[(1, 28062069), (3, 9354023), (7, 4008867), (19, 1476951), (21, 1336289), (53, 529473), (57, 492317), (133, 210993), (159, 176491), (371, 75639), (399, 70331), (1007, 27867), (1113, 25213), (1327, 21147), (3021, 9289), (3981, 7049)]