215799479

素因数分解:

$7^4\times {\mathrm{17}}^2\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 30

約数和(自身を含む): 268290984

約数和(自身を除く): 52491505

約数列:

[1, 7, 17, 49, 119, 289, 311, 343, 833, 2023, 2177, 2401, 5287, 5831, 14161, 15239, 37009, 40817, 89879, 99127, 106673, 259063, 629153, 693889, 746711, 1813441, 4404071, 12694087, 30828497, 215799479]

約数ペア:

[(1, 215799479), (7, 30828497), (17, 12694087), (49, 4404071), (119, 1813441), (289, 746711), (311, 693889), (343, 629153), (833, 259063), (2023, 106673), (2177, 99127), (2401, 89879), (5287, 40817), (5831, 37009), (14161, 15239)]