128135205

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15227}}^1$

素因数の和:15266

約数の個数: 48

約数和(自身を含む): 256561344

約数和(自身を除く): 128426139

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2805, 8415, 15227, 45681, 76135, 137043, 167497, 228405, 258859, 502491, 685215, 776577, 837485, 1294295, 1507473, 2329731, 2512455, 2847449, 3882885, 7537365, 8542347, 11648655, 14237245, 25627041, 42711735, 128135205]

約数ペア:

[(1, 128135205), (3, 42711735), (5, 25627041), (9, 14237245), (11, 11648655), (15, 8542347), (17, 7537365), (33, 3882885), (45, 2847449), (51, 2512455), (55, 2329731), (85, 1507473), (99, 1294295), (153, 837485), (165, 776577), (187, 685215), (255, 502491), (495, 258859), (561, 228405), (765, 167497), (935, 137043), (1683, 76135), (2805, 45681), (8415, 15227)]