843569391

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16139}}^1$

素因数の和:16299

約数の個数: 32

約数和(自身を含む): 1363507200

約数和(自身を除く): 519937809

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 917, 2489, 2751, 7467, 16139, 17423, 48417, 52269, 112973, 306641, 338919, 919923, 2114209, 2146487, 6342627, 6439461, 14799463, 40169971, 44398389, 120509913, 281189797, 843569391]

約数ペア:

[(1, 843569391), (3, 281189797), (7, 120509913), (19, 44398389), (21, 40169971), (57, 14799463), (131, 6439461), (133, 6342627), (393, 2146487), (399, 2114209), (917, 919923), (2489, 338919), (2751, 306641), (7467, 112973), (16139, 52269), (17423, 48417)]