29390739

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 50889600

約数和(自身を除く): 21498861

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 619, 833, 931, 969, 1857, 2261, 2499, 2793, 4333, 6783, 10523, 11761, 12999, 15827, 30331, 31569, 35283, 47481, 73661, 82327, 90993, 199937, 220983, 246981, 515627, 576289, 599811, 1399559, 1546881, 1728867, 4198677, 9796913, 29390739]

約数ペア:

[(1, 29390739), (3, 9796913), (7, 4198677), (17, 1728867), (19, 1546881), (21, 1399559), (49, 599811), (51, 576289), (57, 515627), (119, 246981), (133, 220983), (147, 199937), (323, 90993), (357, 82327), (399, 73661), (619, 47481), (833, 35283), (931, 31569), (969, 30331), (1857, 15827), (2261, 12999), (2499, 11761), (2793, 10523), (4333, 6783)]