28942095

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 58580496

約数和(自身を除く): 29638401

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 169, 195, 233, 245, 273, 455, 507, 637, 699, 735, 845, 1165, 1183, 1365, 1631, 1911, 2535, 3029, 3185, 3495, 3549, 4893, 5915, 8155, 8281, 9087, 9555, 11417, 15145, 17745, 21203, 24465, 24843, 34251, 39377, 41405, 45435, 57085, 63609, 106015, 118131, 124215, 148421, 171255, 196885, 275639, 318045, 445263, 590655, 742105, 826917, 1378195, 1929473, 2226315, 4134585, 5788419, 9647365, 28942095]

約数ペア:

[(1, 28942095), (3, 9647365), (5, 5788419), (7, 4134585), (13, 2226315), (15, 1929473), (21, 1378195), (35, 826917), (39, 742105), (49, 590655), (65, 445263), (91, 318045), (105, 275639), (147, 196885), (169, 171255), (195, 148421), (233, 124215), (245, 118131), (273, 106015), (455, 63609), (507, 57085), (637, 45435), (699, 41405), (735, 39377), (845, 34251), (1165, 24843), (1183, 24465), (1365, 21203), (1631, 17745), (1911, 15145), (2535, 11417), (3029, 9555), (3185, 9087), (3495, 8281), (3549, 8155), (4893, 5915)]