38751279

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 29677521

約数列:

[1, 3, 7, 17, 19, 21, 29, 51, 57, 87, 119, 133, 197, 203, 323, 357, 399, 493, 551, 591, 609, 969, 1379, 1479, 1653, 2261, 3349, 3451, 3743, 3857, 4137, 5713, 6783, 9367, 10047, 10353, 11229, 11571, 17139, 23443, 26201, 28101, 39991, 63631, 65569, 70329, 78603, 97121, 108547, 119973, 190893, 196707, 291363, 325641, 445417, 679847, 759829, 1336251, 1845299, 2039541, 2279487, 5535897, 12917093, 38751279]

約数ペア:

[(1, 38751279), (3, 12917093), (7, 5535897), (17, 2279487), (19, 2039541), (21, 1845299), (29, 1336251), (51, 759829), (57, 679847), (87, 445417), (119, 325641), (133, 291363), (197, 196707), (203, 190893), (323, 119973), (357, 108547), (399, 97121), (493, 78603), (551, 70329), (591, 65569), (609, 63631), (969, 39991), (1379, 28101), (1479, 26201), (1653, 23443), (2261, 17139), (3349, 11571), (3451, 11229), (3743, 10353), (3857, 10047), (4137, 9367), (5713, 6783)]