28267770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1359

約数の個数: 64

約数和(自身を含む): 73560960

約数和(自身を除く): 45293190

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 170, 215, 255, 258, 430, 510, 645, 731, 1289, 1290, 1462, 2193, 2578, 3655, 3867, 4386, 6445, 7310, 7734, 10965, 12890, 19335, 21913, 21930, 38670, 43826, 55427, 65739, 109565, 110854, 131478, 166281, 219130, 277135, 328695, 332562, 554270, 657390, 831405, 942259, 1662810, 1884518, 2826777, 4711295, 5653554, 9422590, 14133885, 28267770]

約数ペア:

[(1, 28267770), (2, 14133885), (3, 9422590), (5, 5653554), (6, 4711295), (10, 2826777), (15, 1884518), (17, 1662810), (30, 942259), (34, 831405), (43, 657390), (51, 554270), (85, 332562), (86, 328695), (102, 277135), (129, 219130), (170, 166281), (215, 131478), (255, 110854), (258, 109565), (430, 65739), (510, 55427), (645, 43826), (731, 38670), (1289, 21930), (1290, 21913), (1462, 19335), (2193, 12890), (2578, 10965), (3655, 7734), (3867, 7310), (4386, 6445)]