18609525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 37217856

約数和(自身を除く): 18608331

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 73, 75, 99, 103, 165, 219, 225, 275, 309, 365, 495, 515, 657, 803, 825, 927, 1095, 1133, 1545, 1825, 2409, 2475, 2575, 3285, 3399, 4015, 4635, 5475, 5665, 7227, 7519, 7725, 10197, 12045, 16425, 16995, 20075, 22557, 23175, 28325, 36135, 37595, 50985, 60225, 67671, 82709, 84975, 112785, 180675, 187975, 248127, 254925, 338355, 413545, 563925, 744381, 1240635, 1691775, 2067725, 3721905, 6203175, 18609525]

約数ペア:

[(1, 18609525), (3, 6203175), (5, 3721905), (9, 2067725), (11, 1691775), (15, 1240635), (25, 744381), (33, 563925), (45, 413545), (55, 338355), (73, 254925), (75, 248127), (99, 187975), (103, 180675), (165, 112785), (219, 84975), (225, 82709), (275, 67671), (309, 60225), (365, 50985), (495, 37595), (515, 36135), (657, 28325), (803, 23175), (825, 22557), (927, 20075), (1095, 16995), (1133, 16425), (1545, 12045), (1825, 10197), (2409, 7725), (2475, 7519), (2575, 7227), (3285, 5665), (3399, 5475), (4015, 4635)]