131569508

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 279351072

約数和(自身を除く): 147781564

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 67, 86, 98, 134, 172, 196, 233, 268, 301, 466, 469, 602, 932, 938, 1204, 1631, 1876, 2107, 2881, 3262, 3283, 4214, 5762, 6524, 6566, 8428, 10019, 11417, 11524, 13132, 15611, 20038, 20167, 22834, 31222, 40076, 40334, 45668, 62444, 70133, 80668, 109277, 140266, 141169, 218554, 280532, 282338, 437108, 490931, 564676, 671273, 764939, 981862, 1342546, 1529878, 1963724, 2685092, 3059756, 4698911, 9397822, 18795644, 32892377, 65784754, 131569508]

約数ペア:

[(1, 131569508), (2, 65784754), (4, 32892377), (7, 18795644), (14, 9397822), (28, 4698911), (43, 3059756), (49, 2685092), (67, 1963724), (86, 1529878), (98, 1342546), (134, 981862), (172, 764939), (196, 671273), (233, 564676), (268, 490931), (301, 437108), (466, 282338), (469, 280532), (602, 218554), (932, 141169), (938, 140266), (1204, 109277), (1631, 80668), (1876, 70133), (2107, 62444), (2881, 45668), (3262, 40334), (3283, 40076), (4214, 31222), (5762, 22834), (6524, 20167), (6566, 20038), (8428, 15611), (10019, 13132), (11417, 11524)]