8921549

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 11934720

約数和(自身を除く): 3013171

約数列:

[1, 7, 13, 17, 73, 79, 91, 119, 221, 511, 553, 949, 1027, 1241, 1343, 1547, 5767, 6643, 7189, 8687, 9401, 16133, 17459, 40369, 74971, 98039, 112931, 122213, 524797, 686273, 1274507, 8921549]

約数ペア:

[(1, 8921549), (7, 1274507), (13, 686273), (17, 524797), (73, 122213), (79, 112931), (91, 98039), (119, 74971), (221, 40369), (511, 17459), (553, 16133), (949, 9401), (1027, 8687), (1241, 7189), (1343, 6643), (1547, 5767)]