56697975

素因数分解:

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

素因数の和:109

約数の個数: 96

約数和(自身を含む): 113474880

約数和(自身を除く): 56776905

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 61, 75, 81, 85, 135, 153, 183, 225, 243, 255, 305, 405, 425, 459, 549, 675, 729, 765, 915, 1037, 1215, 1275, 1377, 1525, 1647, 2025, 2187, 2295, 2745, 3111, 3645, 3825, 4131, 4575, 4941, 5185, 6075, 6885, 8235, 9333, 10935, 11475, 12393, 13725, 14823, 15555, 18225, 20655, 24705, 25925, 27999, 34425, 37179, 41175, 44469, 46665, 54675, 61965, 74115, 77775, 83997, 103275, 123525, 133407, 139995, 185895, 222345, 233325, 251991, 309825, 370575, 419985, 667035, 699975, 755973, 929475, 1111725, 1259955, 2099925, 2267919, 3335175, 3779865, 6299775, 11339595, 18899325, 56697975]

約数ペア:

[(1, 56697975), (3, 18899325), (5, 11339595), (9, 6299775), (15, 3779865), (17, 3335175), (25, 2267919), (27, 2099925), (45, 1259955), (51, 1111725), (61, 929475), (75, 755973), (81, 699975), (85, 667035), (135, 419985), (153, 370575), (183, 309825), (225, 251991), (243, 233325), (255, 222345), (305, 185895), (405, 139995), (425, 133407), (459, 123525), (549, 103275), (675, 83997), (729, 77775), (765, 74115), (915, 61965), (1037, 54675), (1215, 46665), (1275, 44469), (1377, 41175), (1525, 37179), (1647, 34425), (2025, 27999), (2187, 25925), (2295, 24705), (2745, 20655), (3111, 18225), (3645, 15555), (3825, 14823), (4131, 13725), (4575, 12393), (4941, 11475), (5185, 10935), (6075, 9333), (6885, 8235)]