7249851

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 5191749

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 267, 431, 623, 801, 1293, 1869, 2403, 3017, 3879, 5607, 9051, 11637, 16821, 27153, 38359, 81459, 115077, 268513, 345231, 805539, 1035693, 2416617, 7249851]

約数ペア:

[(1, 7249851), (3, 2416617), (7, 1035693), (9, 805539), (21, 345231), (27, 268513), (63, 115077), (89, 81459), (189, 38359), (267, 27153), (431, 16821), (623, 11637), (801, 9051), (1293, 5607), (1869, 3879), (2403, 3017)]