217121212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41467}}^1$

素因数の和:41506

約数の個数: 48

約数和(自身を含む): 501596928

約数和(自身を除く): 284475716

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 5236, 41467, 82934, 165868, 290269, 456137, 580538, 704939, 912274, 1161076, 1409878, 1824548, 2819756, 3192959, 4934573, 6385918, 7754329, 9869146, 12771836, 15508658, 19738292, 31017316, 54280303, 108560606, 217121212]

約数ペア:

[(1, 217121212), (2, 108560606), (4, 54280303), (7, 31017316), (11, 19738292), (14, 15508658), (17, 12771836), (22, 9869146), (28, 7754329), (34, 6385918), (44, 4934573), (68, 3192959), (77, 2819756), (119, 1824548), (154, 1409878), (187, 1161076), (238, 912274), (308, 704939), (374, 580538), (476, 456137), (748, 290269), (1309, 165868), (2618, 82934), (5236, 41467)]