247126545

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 468095760

約数和(自身を除く): 220969215

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 53, 81, 87, 135, 145, 159, 261, 265, 397, 405, 435, 477, 783, 795, 1191, 1305, 1431, 1537, 1985, 2349, 2385, 3573, 3915, 4293, 4611, 5955, 7155, 7685, 10719, 11513, 11745, 13833, 17865, 21041, 21465, 23055, 32157, 34539, 41499, 53595, 57565, 63123, 69165, 103617, 105205, 124497, 160785, 172695, 189369, 207495, 310851, 315615, 518085, 568107, 610189, 622485, 932553, 946845, 1554255, 1704321, 1830567, 2840535, 3050945, 4662765, 5491701, 8521605, 9152835, 16475103, 27458505, 49425309, 82375515, 247126545]

約数ペア:

[(1, 247126545), (3, 82375515), (5, 49425309), (9, 27458505), (15, 16475103), (27, 9152835), (29, 8521605), (45, 5491701), (53, 4662765), (81, 3050945), (87, 2840535), (135, 1830567), (145, 1704321), (159, 1554255), (261, 946845), (265, 932553), (397, 622485), (405, 610189), (435, 568107), (477, 518085), (783, 315615), (795, 310851), (1191, 207495), (1305, 189369), (1431, 172695), (1537, 160785), (1985, 124497), (2349, 105205), (2385, 103617), (3573, 69165), (3915, 63123), (4293, 57565), (4611, 53595), (5955, 41499), (7155, 34539), (7685, 32157), (10719, 23055), (11513, 21465), (11745, 21041), (13833, 17865)]