289316655

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{631}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 525298176

約数和(自身を除く): 235981521

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 443, 631, 1035, 1329, 1893, 2215, 3155, 3987, 5679, 6645, 9465, 10189, 14513, 19935, 28395, 30567, 43539, 50945, 72565, 91701, 130617, 152835, 217695, 279533, 458505, 653085, 838599, 1397665, 2515797, 4192995, 6429259, 12578985, 19287777, 32146295, 57863331, 96438885, 289316655]

約数ペア:

[(1, 289316655), (3, 96438885), (5, 57863331), (9, 32146295), (15, 19287777), (23, 12578985), (45, 6429259), (69, 4192995), (115, 2515797), (207, 1397665), (345, 838599), (443, 653085), (631, 458505), (1035, 279533), (1329, 217695), (1893, 152835), (2215, 130617), (3155, 91701), (3987, 72565), (5679, 50945), (6645, 43539), (9465, 30567), (10189, 28395), (14513, 19935)]