16999965

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 31636800

約数和(自身を除く): 14636835

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 337, 531, 855, 885, 1011, 1121, 1685, 2655, 3033, 3363, 5055, 5605, 6403, 10089, 15165, 16815, 19209, 19883, 32015, 50445, 57627, 59649, 96045, 99415, 178947, 288135, 298245, 377777, 894735, 1133331, 1888885, 3399993, 5666655, 16999965]

約数ペア:

[(1, 16999965), (3, 5666655), (5, 3399993), (9, 1888885), (15, 1133331), (19, 894735), (45, 377777), (57, 298245), (59, 288135), (95, 178947), (171, 99415), (177, 96045), (285, 59649), (295, 57627), (337, 50445), (531, 32015), (855, 19883), (885, 19209), (1011, 16815), (1121, 15165), (1685, 10089), (2655, 6403), (3033, 5605), (3363, 5055)]