393372490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{3359}}^1$

素因数の和:3619

約数の個数: 48

約数和(自身を含む): 827366400

約数和(自身を除く): 433993910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 239, 245, 478, 490, 1195, 1673, 2390, 3346, 3359, 6718, 8365, 11711, 16730, 16795, 23422, 23513, 33590, 47026, 58555, 117110, 117565, 164591, 235130, 329182, 802801, 822955, 1605602, 1645910, 4014005, 5619607, 8028010, 11239214, 28098035, 39337249, 56196070, 78674498, 196686245, 393372490]

約数ペア:

[(1, 393372490), (2, 196686245), (5, 78674498), (7, 56196070), (10, 39337249), (14, 28098035), (35, 11239214), (49, 8028010), (70, 5619607), (98, 4014005), (239, 1645910), (245, 1605602), (478, 822955), (490, 802801), (1195, 329182), (1673, 235130), (2390, 164591), (3346, 117565), (3359, 117110), (6718, 58555), (8365, 47026), (11711, 33590), (16730, 23513), (16795, 23422)]