87031305

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{743}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 160168320

約数和(自身を除く): 73137015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 137, 171, 285, 411, 685, 743, 855, 1233, 2055, 2229, 2603, 3715, 6165, 6687, 7809, 11145, 13015, 14117, 23427, 33435, 39045, 42351, 70585, 101791, 117135, 127053, 211755, 305373, 508955, 635265, 916119, 1526865, 1934029, 4580595, 5802087, 9670145, 17406261, 29010435, 87031305]

約数ペア:

[(1, 87031305), (3, 29010435), (5, 17406261), (9, 9670145), (15, 5802087), (19, 4580595), (45, 1934029), (57, 1526865), (95, 916119), (137, 635265), (171, 508955), (285, 305373), (411, 211755), (685, 127053), (743, 117135), (855, 101791), (1233, 70585), (2055, 42351), (2229, 39045), (2603, 33435), (3715, 23427), (6165, 14117), (6687, 13015), (7809, 11145)]