13440812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 31358208

約数和(自身を除く): 17917396

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 151, 154, 187, 238, 289, 302, 308, 374, 476, 578, 604, 748, 1057, 1156, 1309, 1661, 2023, 2114, 2567, 2618, 3179, 3322, 4046, 4228, 5134, 5236, 6358, 6644, 8092, 10268, 11627, 12716, 17969, 22253, 23254, 28237, 35938, 43639, 44506, 46508, 56474, 71876, 87278, 89012, 112948, 174556, 197659, 305473, 395318, 480029, 610946, 790636, 960058, 1221892, 1920116, 3360203, 6720406, 13440812]

約数ペア:

[(1, 13440812), (2, 6720406), (4, 3360203), (7, 1920116), (11, 1221892), (14, 960058), (17, 790636), (22, 610946), (28, 480029), (34, 395318), (44, 305473), (68, 197659), (77, 174556), (119, 112948), (151, 89012), (154, 87278), (187, 71876), (238, 56474), (289, 46508), (302, 44506), (308, 43639), (374, 35938), (476, 28237), (578, 23254), (604, 22253), (748, 17969), (1057, 12716), (1156, 11627), (1309, 10268), (1661, 8092), (2023, 6644), (2114, 6358), (2567, 5236), (2618, 5134), (3179, 4228), (3322, 4046)]