331393816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{77719}}^1$

素因数の和:77779

約数の個数: 32

約数和(自身を含む): 685490400

約数和(自身を除く): 354096584

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 77719, 155438, 310876, 621752, 1010347, 2020694, 3186479, 4041388, 6372958, 8082776, 12745916, 25491832, 41424227, 82848454, 165696908, 331393816]

約数ペア:

[(1, 331393816), (2, 165696908), (4, 82848454), (8, 41424227), (13, 25491832), (26, 12745916), (41, 8082776), (52, 6372958), (82, 4041388), (104, 3186479), (164, 2020694), (328, 1010347), (533, 621752), (1066, 310876), (2132, 155438), (4264, 77719)]