3944385

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 7398144

約数和(自身を除く): 3453759

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 103, 111, 115, 185, 207, 309, 333, 345, 515, 555, 851, 927, 1035, 1545, 1665, 2369, 2553, 3811, 4255, 4635, 7107, 7659, 11433, 11845, 12765, 19055, 21321, 34299, 35535, 38295, 57165, 87653, 106605, 171495, 262959, 438265, 788877, 1314795, 3944385]

約数ペア:

[(1, 3944385), (3, 1314795), (5, 788877), (9, 438265), (15, 262959), (23, 171495), (37, 106605), (45, 87653), (69, 57165), (103, 38295), (111, 35535), (115, 34299), (185, 21321), (207, 19055), (309, 12765), (333, 11845), (345, 11433), (515, 7659), (555, 7107), (851, 4635), (927, 4255), (1035, 3811), (1545, 2553), (1665, 2369)]