30961845

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1499}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 58968000

約数和(自身を除く): 28006155

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 1499, 2295, 4131, 4497, 6885, 7495, 13491, 20655, 22485, 25483, 40473, 67455, 76449, 121419, 127415, 202365, 229347, 364257, 382245, 607095, 688041, 1146735, 1821285, 2064123, 3440205, 6192369, 10320615, 30961845]

約数ペア:

[(1, 30961845), (3, 10320615), (5, 6192369), (9, 3440205), (15, 2064123), (17, 1821285), (27, 1146735), (45, 688041), (51, 607095), (81, 382245), (85, 364257), (135, 229347), (153, 202365), (243, 127415), (255, 121419), (405, 76449), (459, 67455), (765, 40473), (1215, 25483), (1377, 22485), (1499, 20655), (2295, 13491), (4131, 7495), (4497, 6885)]