28249725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{7687}}^1$

素因数の和:7714

約数の個数: 36

約数和(自身を含む): 54338784

約数和(自身を除く): 26089059

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 7687, 23061, 38435, 53809, 115305, 161427, 192175, 269045, 376663, 576525, 807135, 1129989, 1345225, 1883315, 4035675, 5649945, 9416575, 28249725]

約数ペア:

[(1, 28249725), (3, 9416575), (5, 5649945), (7, 4035675), (15, 1883315), (21, 1345225), (25, 1129989), (35, 807135), (49, 576525), (75, 376663), (105, 269045), (147, 192175), (175, 161427), (245, 115305), (525, 53809), (735, 38435), (1225, 23061), (3675, 7687)]