2690415

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:110

約数の個数: 80

約数和(自身を含む): 6017088

約数和(自身を除く): 3326673

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 73, 81, 91, 105, 117, 135, 189, 195, 219, 273, 315, 351, 365, 405, 455, 511, 567, 585, 657, 819, 945, 949, 1053, 1095, 1365, 1533, 1755, 1971, 2457, 2555, 2835, 2847, 3285, 4095, 4599, 4745, 5265, 5913, 6643, 7371, 7665, 8541, 9855, 12285, 13797, 14235, 19929, 22995, 25623, 29565, 33215, 36855, 41391, 42705, 59787, 68985, 76869, 99645, 128115, 179361, 206955, 298935, 384345, 538083, 896805, 2690415]

約数ペア:

[(1, 2690415), (3, 896805), (5, 538083), (7, 384345), (9, 298935), (13, 206955), (15, 179361), (21, 128115), (27, 99645), (35, 76869), (39, 68985), (45, 59787), (63, 42705), (65, 41391), (73, 36855), (81, 33215), (91, 29565), (105, 25623), (117, 22995), (135, 19929), (189, 14235), (195, 13797), (219, 12285), (273, 9855), (315, 8541), (351, 7665), (365, 7371), (405, 6643), (455, 5913), (511, 5265), (567, 4745), (585, 4599), (657, 4095), (819, 3285), (945, 2847), (949, 2835), (1053, 2555), (1095, 2457), (1365, 1971), (1533, 1755)]