16421290

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 30326400

約数和(自身を除く): 13905110

約数列:

[1, 2, 5, 10, 103, 107, 149, 206, 214, 298, 515, 535, 745, 1030, 1070, 1490, 11021, 15347, 15943, 22042, 30694, 31886, 55105, 76735, 79715, 110210, 153470, 159430, 1642129, 3284258, 8210645, 16421290]

約数ペア:

[(1, 16421290), (2, 8210645), (5, 3284258), (10, 1642129), (103, 159430), (107, 153470), (149, 110210), (206, 79715), (214, 76735), (298, 55105), (515, 31886), (535, 30694), (745, 22042), (1030, 15943), (1070, 15347), (1490, 11021)]