1289014784

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{58549}}^1$

素因数の和:58610

約数の個数: 40

約数和(自身を含む): 2635452600

約数和(自身を除く): 1346437816

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1376, 2752, 5504, 11008, 22016, 58549, 117098, 234196, 468392, 936784, 1873568, 2517607, 3747136, 5035214, 7494272, 10070428, 14988544, 20140856, 29977088, 40281712, 80563424, 161126848, 322253696, 644507392, 1289014784]

約数ペア:

[(1, 1289014784), (2, 644507392), (4, 322253696), (8, 161126848), (16, 80563424), (32, 40281712), (43, 29977088), (64, 20140856), (86, 14988544), (128, 10070428), (172, 7494272), (256, 5035214), (344, 3747136), (512, 2517607), (688, 1873568), (1376, 936784), (2752, 468392), (5504, 234196), (11008, 117098), (22016, 58549)]