15665916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 44352000

約数和(自身を除く): 28686084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 59, 84, 87, 109, 116, 118, 174, 177, 203, 218, 236, 327, 348, 354, 406, 413, 436, 609, 654, 708, 763, 812, 826, 1218, 1239, 1308, 1526, 1652, 1711, 2289, 2436, 2478, 3052, 3161, 3422, 4578, 4956, 5133, 6322, 6431, 6844, 9156, 9483, 10266, 11977, 12644, 12862, 18966, 19293, 20532, 22127, 23954, 25724, 35931, 37932, 38586, 44254, 45017, 47908, 66381, 71862, 77172, 88508, 90034, 132762, 135051, 143724, 180068, 186499, 265524, 270102, 372998, 540204, 559497, 745996, 1118994, 1305493, 2237988, 2610986, 3916479, 5221972, 7832958, 15665916]

約数ペア:

[(1, 15665916), (2, 7832958), (3, 5221972), (4, 3916479), (6, 2610986), (7, 2237988), (12, 1305493), (14, 1118994), (21, 745996), (28, 559497), (29, 540204), (42, 372998), (58, 270102), (59, 265524), (84, 186499), (87, 180068), (109, 143724), (116, 135051), (118, 132762), (174, 90034), (177, 88508), (203, 77172), (218, 71862), (236, 66381), (327, 47908), (348, 45017), (354, 44254), (406, 38586), (413, 37932), (436, 35931), (609, 25724), (654, 23954), (708, 22127), (763, 20532), (812, 19293), (826, 18966), (1218, 12862), (1239, 12644), (1308, 11977), (1526, 10266), (1652, 9483), (1711, 9156), (2289, 6844), (2436, 6431), (2478, 6322), (3052, 5133), (3161, 4956), (3422, 4578)]