2223855

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:70

約数の個数: 60

約数和(自身を含む): 4457640

約数和(自身を除く): 2233785

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 81, 85, 95, 135, 153, 171, 255, 285, 289, 323, 405, 459, 513, 765, 855, 867, 969, 1377, 1445, 1539, 1615, 2295, 2565, 2601, 2907, 4335, 4845, 5491, 6885, 7695, 7803, 8721, 13005, 14535, 16473, 23409, 26163, 27455, 39015, 43605, 49419, 82365, 117045, 130815, 148257, 247095, 444771, 741285, 2223855]

約数ペア:

[(1, 2223855), (3, 741285), (5, 444771), (9, 247095), (15, 148257), (17, 130815), (19, 117045), (27, 82365), (45, 49419), (51, 43605), (57, 39015), (81, 27455), (85, 26163), (95, 23409), (135, 16473), (153, 14535), (171, 13005), (255, 8721), (285, 7803), (289, 7695), (323, 6885), (405, 5491), (459, 4845), (513, 4335), (765, 2907), (855, 2601), (867, 2565), (969, 2295), (1377, 1615), (1445, 1539)]