2621655

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 5054400

約数和(自身を除く): 2432745

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 149, 153, 207, 255, 345, 391, 447, 745, 765, 1035, 1173, 1341, 1955, 2235, 2533, 3427, 3519, 5865, 6705, 7599, 10281, 12665, 17135, 17595, 22797, 30843, 37995, 51405, 58259, 113985, 154215, 174777, 291295, 524331, 873885, 2621655]

約数ペア:

[(1, 2621655), (3, 873885), (5, 524331), (9, 291295), (15, 174777), (17, 154215), (23, 113985), (45, 58259), (51, 51405), (69, 37995), (85, 30843), (115, 22797), (149, 17595), (153, 17135), (207, 12665), (255, 10281), (345, 7599), (391, 6705), (447, 5865), (745, 3519), (765, 3427), (1035, 2533), (1173, 2235), (1341, 1955)]