1285280087

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{28649}}^1$

素因数の和:28715

約数の個数: 32

約数和(自身を含む): 1732752000

約数和(自身を除く): 447471913

約数列:

[1, 7, 13, 17, 29, 91, 119, 203, 221, 377, 493, 1547, 2639, 3451, 6409, 28649, 44863, 200543, 372437, 487033, 830821, 2607059, 3409231, 5815747, 6331429, 10800673, 14123957, 44320003, 75604711, 98867699, 183611441, 1285280087]

約数ペア:

[(1, 1285280087), (7, 183611441), (13, 98867699), (17, 75604711), (29, 44320003), (91, 14123957), (119, 10800673), (203, 6331429), (221, 5815747), (377, 3409231), (493, 2607059), (1547, 830821), (2639, 487033), (3451, 372437), (6409, 200543), (28649, 44863)]