38404795

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 57647520

約数和(自身を除く): 19242725

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 121, 143, 209, 247, 257, 605, 715, 1045, 1235, 1285, 1573, 2299, 2717, 2827, 3341, 4883, 7865, 11495, 13585, 14135, 16705, 24415, 29887, 31097, 36751, 53713, 63479, 149435, 155485, 183755, 268565, 317395, 404261, 590843, 698269, 2021305, 2954215, 3491345, 7680959, 38404795]

約数ペア:

[(1, 38404795), (5, 7680959), (11, 3491345), (13, 2954215), (19, 2021305), (55, 698269), (65, 590843), (95, 404261), (121, 317395), (143, 268565), (209, 183755), (247, 155485), (257, 149435), (605, 63479), (715, 53713), (1045, 36751), (1235, 31097), (1285, 29887), (1573, 24415), (2299, 16705), (2717, 14135), (2827, 13585), (3341, 11495), (4883, 7865)]