27525825

素因数分解:

$3^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 53621568

約数和(自身を除く): 26095743

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 197, 207, 225, 243, 345, 405, 575, 591, 621, 675, 985, 1035, 1215, 1725, 1773, 1863, 2025, 2955, 3105, 4531, 4925, 5175, 5319, 5589, 6075, 8865, 9315, 13593, 14775, 15525, 15957, 22655, 26595, 27945, 40779, 44325, 46575, 47871, 67965, 79785, 113275, 122337, 132975, 139725, 203895, 239355, 339825, 367011, 398925, 611685, 1019475, 1101033, 1196775, 1835055, 3058425, 5505165, 9175275, 27525825]

約数ペア:

[(1, 27525825), (3, 9175275), (5, 5505165), (9, 3058425), (15, 1835055), (23, 1196775), (25, 1101033), (27, 1019475), (45, 611685), (69, 398925), (75, 367011), (81, 339825), (115, 239355), (135, 203895), (197, 139725), (207, 132975), (225, 122337), (243, 113275), (345, 79785), (405, 67965), (575, 47871), (591, 46575), (621, 44325), (675, 40779), (985, 27945), (1035, 26595), (1215, 22655), (1725, 15957), (1773, 15525), (1863, 14775), (2025, 13593), (2955, 9315), (3105, 8865), (4531, 6075), (4925, 5589), (5175, 5319)]