1298996

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 2387616

約数和(自身を除く): 1088620

約数列:

[1, 2, 4, 37, 67, 74, 131, 134, 148, 262, 268, 524, 2479, 4847, 4958, 8777, 9694, 9916, 17554, 19388, 35108, 324749, 649498, 1298996]

約数ペア:

[(1, 1298996), (2, 649498), (4, 324749), (37, 35108), (67, 19388), (74, 17554), (131, 9916), (134, 9694), (148, 8777), (262, 4958), (268, 4847), (524, 2479)]