248366979

素因数分解:

$3^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4337}}^1$

素因数の和:4457

約数の個数: 40

約数和(自身を含む): 428316768

約数和(自身を除く): 179949789

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 101, 189, 303, 567, 707, 909, 2121, 2727, 4337, 6363, 8181, 13011, 19089, 30359, 39033, 57267, 91077, 117099, 273231, 351297, 438037, 819693, 1314111, 2459079, 3066259, 3942333, 9198777, 11826999, 27596331, 35480997, 82788993, 248366979]

約数ペア:

[(1, 248366979), (3, 82788993), (7, 35480997), (9, 27596331), (21, 11826999), (27, 9198777), (63, 3942333), (81, 3066259), (101, 2459079), (189, 1314111), (303, 819693), (567, 438037), (707, 351297), (909, 273231), (2121, 117099), (2727, 91077), (4337, 57267), (6363, 39033), (8181, 30359), (13011, 19089)]