49389990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{126641}}^1$

素因数の和:126664

約数の個数: 32

約数和(自身を含む): 127655136

約数和(自身を除く): 78265146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 126641, 253282, 379923, 633205, 759846, 1266410, 1646333, 1899615, 3292666, 3799230, 4938999, 8231665, 9877998, 16463330, 24694995, 49389990]

約数ペア:

[(1, 49389990), (2, 24694995), (3, 16463330), (5, 9877998), (6, 8231665), (10, 4938999), (13, 3799230), (15, 3292666), (26, 1899615), (30, 1646333), (39, 1266410), (65, 759846), (78, 633205), (130, 379923), (195, 253282), (390, 126641)]