71573355

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 157593600

約数和(自身を除く): 86020245

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 37, 45, 63, 69, 89, 105, 111, 115, 135, 161, 185, 189, 207, 259, 267, 315, 333, 345, 445, 483, 555, 621, 623, 777, 801, 805, 851, 945, 999, 1035, 1295, 1335, 1449, 1665, 1869, 2047, 2331, 2403, 2415, 2553, 3105, 3115, 3293, 3885, 4005, 4255, 4347, 4995, 5607, 5957, 6141, 6993, 7245, 7659, 9345, 9879, 10235, 11655, 12015, 12765, 14329, 16465, 16821, 17871, 18423, 21735, 22977, 23051, 28035, 29637, 29785, 30705, 34965, 38295, 42987, 49395, 53613, 55269, 69153, 71645, 75739, 84105, 88911, 89355, 92115, 114885, 115255, 128961, 148185, 160839, 207459, 214935, 227217, 268065, 276345, 345765, 378695, 386883, 444555, 530173, 622377, 644805, 681651, 804195, 1037295, 1136085, 1590519, 1934415, 2044953, 2650865, 3111885, 3408255, 4771557, 7952595, 10224765, 14314671, 23857785, 71573355]

約数ペア:

[(1, 71573355), (3, 23857785), (5, 14314671), (7, 10224765), (9, 7952595), (15, 4771557), (21, 3408255), (23, 3111885), (27, 2650865), (35, 2044953), (37, 1934415), (45, 1590519), (63, 1136085), (69, 1037295), (89, 804195), (105, 681651), (111, 644805), (115, 622377), (135, 530173), (161, 444555), (185, 386883), (189, 378695), (207, 345765), (259, 276345), (267, 268065), (315, 227217), (333, 214935), (345, 207459), (445, 160839), (483, 148185), (555, 128961), (621, 115255), (623, 114885), (777, 92115), (801, 89355), (805, 88911), (851, 84105), (945, 75739), (999, 71645), (1035, 69153), (1295, 55269), (1335, 53613), (1449, 49395), (1665, 42987), (1869, 38295), (2047, 34965), (2331, 30705), (2403, 29785), (2415, 29637), (2553, 28035), (3105, 23051), (3115, 22977), (3293, 21735), (3885, 18423), (4005, 17871), (4255, 16821), (4347, 16465), (4995, 14329), (5607, 12765), (5957, 12015), (6141, 11655), (6993, 10235), (7245, 9879), (7659, 9345)]