18248175

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 36502128

約数和(自身を除く): 18253953

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 73, 75, 99, 101, 165, 219, 225, 275, 303, 365, 495, 505, 657, 803, 825, 909, 1095, 1111, 1515, 1825, 2409, 2475, 2525, 3285, 3333, 4015, 4545, 5475, 5555, 7227, 7373, 7575, 9999, 12045, 16425, 16665, 20075, 22119, 22725, 27775, 36135, 36865, 49995, 60225, 66357, 81103, 83325, 110595, 180675, 184325, 243309, 249975, 331785, 405515, 552975, 729927, 1216545, 1658925, 2027575, 3649635, 6082725, 18248175]

約数ペア:

[(1, 18248175), (3, 6082725), (5, 3649635), (9, 2027575), (11, 1658925), (15, 1216545), (25, 729927), (33, 552975), (45, 405515), (55, 331785), (73, 249975), (75, 243309), (99, 184325), (101, 180675), (165, 110595), (219, 83325), (225, 81103), (275, 66357), (303, 60225), (365, 49995), (495, 36865), (505, 36135), (657, 27775), (803, 22725), (825, 22119), (909, 20075), (1095, 16665), (1111, 16425), (1515, 12045), (1825, 9999), (2409, 7575), (2475, 7373), (2525, 7227), (3285, 5555), (3333, 5475), (4015, 4545)]