12521775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 26569728

約数和(自身を除く): 14047953

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 25, 35, 51, 61, 69, 75, 85, 105, 115, 119, 161, 175, 183, 255, 305, 345, 357, 391, 425, 427, 483, 525, 575, 595, 805, 915, 1037, 1173, 1275, 1281, 1403, 1525, 1725, 1785, 1955, 2135, 2415, 2737, 2975, 3111, 4025, 4209, 4575, 5185, 5865, 6405, 7015, 7259, 8211, 8925, 9775, 9821, 10675, 12075, 13685, 15555, 21045, 21777, 23851, 25925, 29325, 29463, 32025, 35075, 36295, 41055, 49105, 68425, 71553, 77775, 105225, 108885, 119255, 147315, 166957, 181475, 205275, 245525, 357765, 500871, 544425, 596275, 736575, 834785, 1788825, 2504355, 4173925, 12521775]

約数ペア:

[(1, 12521775), (3, 4173925), (5, 2504355), (7, 1788825), (15, 834785), (17, 736575), (21, 596275), (23, 544425), (25, 500871), (35, 357765), (51, 245525), (61, 205275), (69, 181475), (75, 166957), (85, 147315), (105, 119255), (115, 108885), (119, 105225), (161, 77775), (175, 71553), (183, 68425), (255, 49105), (305, 41055), (345, 36295), (357, 35075), (391, 32025), (425, 29463), (427, 29325), (483, 25925), (525, 23851), (575, 21777), (595, 21045), (805, 15555), (915, 13685), (1037, 12075), (1173, 10675), (1275, 9821), (1281, 9775), (1403, 8925), (1525, 8211), (1725, 7259), (1785, 7015), (1955, 6405), (2135, 5865), (2415, 5185), (2737, 4575), (2975, 4209), (3111, 4025)]