201525885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 411181056

約数和(自身を除く): 209655171

約数列:

[1, 3, 5, 9, 11, 15, 23, 31, 33, 45, 55, 69, 93, 99, 115, 155, 165, 207, 253, 279, 341, 345, 465, 495, 571, 713, 759, 1023, 1035, 1265, 1395, 1705, 1713, 2139, 2277, 2855, 3069, 3565, 3795, 5115, 5139, 6281, 6417, 7843, 8565, 10695, 11385, 13133, 15345, 17701, 18843, 23529, 25695, 31405, 32085, 39215, 39399, 53103, 56529, 65665, 70587, 88505, 94215, 117645, 118197, 144463, 159309, 194711, 196995, 265515, 282645, 352935, 407123, 433389, 584133, 590985, 722315, 796545, 973555, 1221369, 1300167, 1752399, 2035615, 2166945, 2920665, 3664107, 4478353, 6106845, 6500835, 8761995, 13435059, 18320535, 22391765, 40305177, 67175295, 201525885]

約数ペア:

[(1, 201525885), (3, 67175295), (5, 40305177), (9, 22391765), (11, 18320535), (15, 13435059), (23, 8761995), (31, 6500835), (33, 6106845), (45, 4478353), (55, 3664107), (69, 2920665), (93, 2166945), (99, 2035615), (115, 1752399), (155, 1300167), (165, 1221369), (207, 973555), (253, 796545), (279, 722315), (341, 590985), (345, 584133), (465, 433389), (495, 407123), (571, 352935), (713, 282645), (759, 265515), (1023, 196995), (1035, 194711), (1265, 159309), (1395, 144463), (1705, 118197), (1713, 117645), (2139, 94215), (2277, 88505), (2855, 70587), (3069, 65665), (3565, 56529), (3795, 53103), (5115, 39399), (5139, 39215), (6281, 32085), (6417, 31405), (7843, 25695), (8565, 23529), (10695, 18843), (11385, 17701), (13133, 15345)]