27737775

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 57288000

約数和(自身を除く): 29550225

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 29, 39, 45, 65, 75, 87, 109, 117, 135, 145, 195, 225, 261, 325, 327, 351, 377, 435, 545, 585, 675, 725, 783, 975, 981, 1131, 1305, 1417, 1635, 1755, 1885, 2175, 2725, 2925, 2943, 3161, 3393, 3915, 4251, 4905, 5655, 6525, 7085, 8175, 8775, 9425, 9483, 10179, 12753, 14715, 15805, 16965, 19575, 21255, 24525, 28275, 28449, 35425, 38259, 41093, 47415, 50895, 63765, 73575, 79025, 84825, 85347, 106275, 123279, 142245, 191295, 205465, 237075, 254475, 318825, 369837, 426735, 616395, 711225, 956475, 1027325, 1109511, 1849185, 2133675, 3081975, 5547555, 9245925, 27737775]

約数ペア:

[(1, 27737775), (3, 9245925), (5, 5547555), (9, 3081975), (13, 2133675), (15, 1849185), (25, 1109511), (27, 1027325), (29, 956475), (39, 711225), (45, 616395), (65, 426735), (75, 369837), (87, 318825), (109, 254475), (117, 237075), (135, 205465), (145, 191295), (195, 142245), (225, 123279), (261, 106275), (325, 85347), (327, 84825), (351, 79025), (377, 73575), (435, 63765), (545, 50895), (585, 47415), (675, 41093), (725, 38259), (783, 35425), (975, 28449), (981, 28275), (1131, 24525), (1305, 21255), (1417, 19575), (1635, 16965), (1755, 15805), (1885, 14715), (2175, 12753), (2725, 10179), (2925, 9483), (2943, 9425), (3161, 8775), (3393, 8175), (3915, 7085), (4251, 6525), (4905, 5655)]