80648757

素因数分解:

$3^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1367

約数の個数: 48

約数和(自身を含む): 142053120

約数和(自身を除く): 61404363

約数列:

[1, 3, 7, 9, 21, 27, 47, 49, 63, 141, 147, 189, 329, 423, 441, 987, 1269, 1297, 1323, 2303, 2961, 3891, 6909, 8883, 9079, 11673, 20727, 27237, 35019, 60959, 62181, 63553, 81711, 182877, 190659, 245133, 426713, 548631, 571977, 1280139, 1645893, 1715931, 2986991, 3840417, 8960973, 11521251, 26882919, 80648757]

約数ペア:

[(1, 80648757), (3, 26882919), (7, 11521251), (9, 8960973), (21, 3840417), (27, 2986991), (47, 1715931), (49, 1645893), (63, 1280139), (141, 571977), (147, 548631), (189, 426713), (329, 245133), (423, 190659), (441, 182877), (987, 81711), (1269, 63553), (1297, 62181), (1323, 60959), (2303, 35019), (2961, 27237), (3891, 20727), (6909, 11673), (8883, 9079)]