1648590975

素因数分解:

$3^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6311}}^1$

素因数の和:6379

約数の個数: 72

約数和(自身を含む): 3133882752

約数和(自身を除く): 1485291777

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 81, 129, 135, 215, 225, 243, 387, 405, 645, 675, 1075, 1161, 1215, 1935, 2025, 3225, 3483, 5805, 6075, 6311, 9675, 10449, 17415, 18933, 29025, 31555, 52245, 56799, 87075, 94665, 157775, 170397, 261225, 271373, 283995, 473325, 511191, 814119, 851985, 1356865, 1419975, 1533573, 2442357, 2555955, 4070595, 4259925, 6784325, 7327071, 7667865, 12211785, 12779775, 20352975, 21981213, 36635355, 38339325, 61058925, 65943639, 109906065, 183176775, 329718195, 549530325, 1648590975]

約数ペア:

[(1, 1648590975), (3, 549530325), (5, 329718195), (9, 183176775), (15, 109906065), (25, 65943639), (27, 61058925), (43, 38339325), (45, 36635355), (75, 21981213), (81, 20352975), (129, 12779775), (135, 12211785), (215, 7667865), (225, 7327071), (243, 6784325), (387, 4259925), (405, 4070595), (645, 2555955), (675, 2442357), (1075, 1533573), (1161, 1419975), (1215, 1356865), (1935, 851985), (2025, 814119), (3225, 511191), (3483, 473325), (5805, 283995), (6075, 271373), (6311, 261225), (9675, 170397), (10449, 157775), (17415, 94665), (18933, 87075), (29025, 56799), (31555, 52245)]