17504956

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 38201856

約数和(自身を除く): 20696900

約数列:

[1, 2, 4, 7, 14, 28, 31, 43, 49, 62, 67, 86, 98, 124, 134, 172, 196, 217, 268, 301, 434, 469, 602, 868, 938, 1204, 1333, 1519, 1876, 2077, 2107, 2666, 2881, 3038, 3283, 4154, 4214, 5332, 5762, 6076, 6566, 8308, 8428, 9331, 11524, 13132, 14539, 18662, 20167, 29078, 37324, 40334, 58156, 65317, 80668, 89311, 101773, 130634, 141169, 178622, 203546, 261268, 282338, 357244, 407092, 564676, 625177, 1250354, 2500708, 4376239, 8752478, 17504956]

約数ペア:

[(1, 17504956), (2, 8752478), (4, 4376239), (7, 2500708), (14, 1250354), (28, 625177), (31, 564676), (43, 407092), (49, 357244), (62, 282338), (67, 261268), (86, 203546), (98, 178622), (124, 141169), (134, 130634), (172, 101773), (196, 89311), (217, 80668), (268, 65317), (301, 58156), (434, 40334), (469, 37324), (602, 29078), (868, 20167), (938, 18662), (1204, 14539), (1333, 13132), (1519, 11524), (1876, 9331), (2077, 8428), (2107, 8308), (2666, 6566), (2881, 6076), (3038, 5762), (3283, 5332), (4154, 4214)]