249236428

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1511}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 514128384

約数和(自身を除く): 264891956

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 137, 172, 274, 301, 548, 602, 959, 1204, 1511, 1918, 3022, 3836, 5891, 6044, 10577, 11782, 21154, 23564, 41237, 42308, 64973, 82474, 129946, 164948, 207007, 259892, 414014, 454811, 828028, 909622, 1449049, 1819244, 2898098, 5796196, 8901301, 17802602, 35605204, 62309107, 124618214, 249236428]

約数ペア:

[(1, 249236428), (2, 124618214), (4, 62309107), (7, 35605204), (14, 17802602), (28, 8901301), (43, 5796196), (86, 2898098), (137, 1819244), (172, 1449049), (274, 909622), (301, 828028), (548, 454811), (602, 414014), (959, 259892), (1204, 207007), (1511, 164948), (1918, 129946), (3022, 82474), (3836, 64973), (5891, 42308), (6044, 41237), (10577, 23564), (11782, 21154)]