261369324

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{87473}}^1$

素因数の和:87566

約数の個数: 36

約数和(自身を含む): 668651256

約数和(自身を除く): 407281932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 87473, 174946, 262419, 349892, 524838, 787257, 1049676, 1574514, 3149028, 7260259, 14520518, 21780777, 29041036, 43561554, 65342331, 87123108, 130684662, 261369324]

約数ペア:

[(1, 261369324), (2, 130684662), (3, 87123108), (4, 65342331), (6, 43561554), (9, 29041036), (12, 21780777), (18, 14520518), (36, 7260259), (83, 3149028), (166, 1574514), (249, 1049676), (332, 787257), (498, 524838), (747, 349892), (996, 262419), (1494, 174946), (2988, 87473)]