131241105

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7459}}^1$

素因数の和:7510

約数の個数: 48

約数和(自身を含む): 251372160

約数和(自身を除く): 120131055

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1173, 1955, 3519, 5865, 7459, 17595, 22377, 37295, 67131, 111885, 126803, 171557, 335655, 380409, 514671, 634015, 857785, 1141227, 1544013, 1902045, 2573355, 2916469, 5706135, 7720065, 8749407, 14582345, 26248221, 43747035, 131241105]

約数ペア:

[(1, 131241105), (3, 43747035), (5, 26248221), (9, 14582345), (15, 8749407), (17, 7720065), (23, 5706135), (45, 2916469), (51, 2573355), (69, 1902045), (85, 1544013), (115, 1141227), (153, 857785), (207, 634015), (255, 514671), (345, 380409), (391, 335655), (765, 171557), (1035, 126803), (1173, 111885), (1955, 67131), (3519, 37295), (5865, 22377), (7459, 17595)]