86987925

素因数分解:

$3^7\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 170008960

約数和(自身を除く): 83021035

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 43, 45, 75, 81, 111, 129, 135, 185, 215, 225, 243, 333, 387, 405, 555, 645, 675, 729, 925, 999, 1075, 1161, 1215, 1591, 1665, 1935, 2025, 2187, 2775, 2997, 3225, 3483, 3645, 4773, 4995, 5805, 6075, 7955, 8325, 8991, 9675, 10449, 10935, 14319, 14985, 17415, 18225, 23865, 24975, 26973, 29025, 31347, 39775, 42957, 44955, 52245, 54675, 71595, 74925, 80919, 87075, 94041, 119325, 128871, 134865, 156735, 214785, 224775, 261225, 357975, 386613, 404595, 470205, 644355, 674325, 783675, 1073925, 1159839, 1933065, 2022975, 2351025, 3221775, 3479517, 5799195, 9665325, 17397585, 28995975, 86987925]

約数ペア:

[(1, 86987925), (3, 28995975), (5, 17397585), (9, 9665325), (15, 5799195), (25, 3479517), (27, 3221775), (37, 2351025), (43, 2022975), (45, 1933065), (75, 1159839), (81, 1073925), (111, 783675), (129, 674325), (135, 644355), (185, 470205), (215, 404595), (225, 386613), (243, 357975), (333, 261225), (387, 224775), (405, 214785), (555, 156735), (645, 134865), (675, 128871), (729, 119325), (925, 94041), (999, 87075), (1075, 80919), (1161, 74925), (1215, 71595), (1591, 54675), (1665, 52245), (1935, 44955), (2025, 42957), (2187, 39775), (2775, 31347), (2997, 29025), (3225, 26973), (3483, 24975), (3645, 23865), (4773, 18225), (4995, 17415), (5805, 14985), (6075, 14319), (7955, 10935), (8325, 10449), (8991, 9675)]