27868725

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 28377675

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 41, 45, 53, 57, 75, 95, 123, 135, 159, 171, 205, 225, 265, 285, 369, 475, 477, 513, 615, 675, 779, 795, 855, 1007, 1025, 1107, 1325, 1425, 1431, 1845, 2173, 2337, 2385, 2565, 3021, 3075, 3895, 3975, 4275, 5035, 5535, 6519, 7011, 7155, 9063, 9225, 10865, 11685, 11925, 12825, 15105, 19475, 19557, 21033, 25175, 27189, 27675, 32595, 35055, 35775, 41287, 45315, 54325, 58425, 58671, 75525, 97785, 105165, 123861, 135945, 162975, 175275, 206435, 226575, 293355, 371583, 488925, 525825, 619305, 679725, 1032175, 1114749, 1466775, 1857915, 3096525, 5573745, 9289575, 27868725]

約数ペア:

[(1, 27868725), (3, 9289575), (5, 5573745), (9, 3096525), (15, 1857915), (19, 1466775), (25, 1114749), (27, 1032175), (41, 679725), (45, 619305), (53, 525825), (57, 488925), (75, 371583), (95, 293355), (123, 226575), (135, 206435), (159, 175275), (171, 162975), (205, 135945), (225, 123861), (265, 105165), (285, 97785), (369, 75525), (475, 58671), (477, 58425), (513, 54325), (615, 45315), (675, 41287), (779, 35775), (795, 35055), (855, 32595), (1007, 27675), (1025, 27189), (1107, 25175), (1325, 21033), (1425, 19557), (1431, 19475), (1845, 15105), (2173, 12825), (2337, 11925), (2385, 11685), (2565, 10865), (3021, 9225), (3075, 9063), (3895, 7155), (3975, 7011), (4275, 6519), (5035, 5535)]