74997657

素因数分解:

$3^4\times 7^1\times {\mathrm{349}}^1\times {\mathrm{379}}^1$

素因数の和:747

約数の個数: 40

約数和(自身を含む): 128744000

約数和(自身を除く): 53746343

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 349, 379, 567, 1047, 1137, 2443, 2653, 3141, 3411, 7329, 7959, 9423, 10233, 21987, 23877, 28269, 30699, 65961, 71631, 132271, 197883, 214893, 396813, 925897, 1190439, 2777691, 3571317, 8333073, 10713951, 24999219, 74997657]

約数ペア:

[(1, 74997657), (3, 24999219), (7, 10713951), (9, 8333073), (21, 3571317), (27, 2777691), (63, 1190439), (81, 925897), (189, 396813), (349, 214893), (379, 197883), (567, 132271), (1047, 71631), (1137, 65961), (2443, 30699), (2653, 28269), (3141, 23877), (3411, 21987), (7329, 10233), (7959, 9423)]