401048768

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{21683}}^1$

素因数の和:21729

約数の個数: 42

約数和(自身を含む): 845437476

約数和(自身を除く): 444388708

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1156, 2312, 4624, 9248, 18496, 21683, 43366, 86732, 173464, 346928, 368611, 693856, 737222, 1387712, 1474444, 2948888, 5897776, 6266387, 11795552, 12532774, 23591104, 25065548, 50131096, 100262192, 200524384, 401048768]

約数ペア:

[(1, 401048768), (2, 200524384), (4, 100262192), (8, 50131096), (16, 25065548), (17, 23591104), (32, 12532774), (34, 11795552), (64, 6266387), (68, 5897776), (136, 2948888), (272, 1474444), (289, 1387712), (544, 737222), (578, 693856), (1088, 368611), (1156, 346928), (2312, 173464), (4624, 86732), (9248, 43366), (18496, 21683)]