128513884023

素因数分解:

$3^2\times 7^2\times {\mathrm{281}}^1\times {\mathrm{443}}^1\times {\mathrm{2341}}^1$

素因数の和:3085

約数の個数: 72

約数和(自身を含む): 217288717776

約数和(自身を除く): 88774833753

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 281, 441, 443, 843, 1329, 1967, 2341, 2529, 3101, 3987, 5901, 7023, 9303, 13769, 16387, 17703, 21069, 21707, 27909, 41307, 49161, 65121, 114709, 123921, 124483, 147483, 195363, 344127, 373449, 657821, 871381, 1032381, 1037063, 1120347, 1973463, 2614143, 3111189, 4604747, 5920389, 6099667, 7259441, 7842429, 9333567, 13814241, 18299001, 21778323, 32233229, 41442723, 50816087, 54897003, 65334969, 96699687, 152448261, 290099061, 291414703, 457344783, 874244109, 2039902921, 2622732327, 6119708763, 14279320447, 18359126289, 42837961341, 128513884023]

約数ペア:

[(1, 128513884023), (3, 42837961341), (7, 18359126289), (9, 14279320447), (21, 6119708763), (49, 2622732327), (63, 2039902921), (147, 874244109), (281, 457344783), (441, 291414703), (443, 290099061), (843, 152448261), (1329, 96699687), (1967, 65334969), (2341, 54897003), (2529, 50816087), (3101, 41442723), (3987, 32233229), (5901, 21778323), (7023, 18299001), (9303, 13814241), (13769, 9333567), (16387, 7842429), (17703, 7259441), (21069, 6099667), (21707, 5920389), (27909, 4604747), (41307, 3111189), (49161, 2614143), (65121, 1973463), (114709, 1120347), (123921, 1037063), (124483, 1032381), (147483, 871381), (195363, 657821), (344127, 373449)]