25172595

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 50281920

約数和(自身を除く): 25109325

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 157, 315, 471, 509, 785, 1099, 1413, 1527, 2355, 2545, 3297, 3563, 4581, 5495, 7065, 7635, 9891, 10689, 16485, 17815, 22905, 32067, 49455, 53445, 79913, 160335, 239739, 399565, 559391, 719217, 1198695, 1678173, 2796955, 3596085, 5034519, 8390865, 25172595]

約数ペア:

[(1, 25172595), (3, 8390865), (5, 5034519), (7, 3596085), (9, 2796955), (15, 1678173), (21, 1198695), (35, 719217), (45, 559391), (63, 399565), (105, 239739), (157, 160335), (315, 79913), (471, 53445), (509, 49455), (785, 32067), (1099, 22905), (1413, 17815), (1527, 16485), (2355, 10689), (2545, 9891), (3297, 7635), (3563, 7065), (4581, 5495)]