39489996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 120184064

約数和(自身を除く): 80694068

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 43, 52, 58, 78, 84, 86, 87, 91, 116, 129, 156, 172, 174, 182, 203, 258, 273, 301, 348, 364, 377, 406, 516, 546, 559, 602, 609, 754, 812, 841, 903, 1092, 1118, 1131, 1204, 1218, 1247, 1508, 1677, 1682, 1806, 2236, 2262, 2436, 2494, 2523, 2639, 3354, 3364, 3612, 3741, 3913, 4524, 4988, 5046, 5278, 5887, 6708, 7482, 7826, 7917, 8729, 10092, 10556, 10933, 11739, 11774, 14964, 15652, 15834, 16211, 17458, 17661, 21866, 23478, 23548, 26187, 31668, 32422, 32799, 34916, 35322, 36163, 43732, 46956, 48633, 52374, 64844, 65598, 70644, 72326, 76531, 97266, 104748, 108489, 113477, 131196, 144652, 153062, 194532, 216978, 226954, 229593, 253141, 306124, 340431, 433956, 453908, 459186, 470119, 506282, 680862, 759423, 918372, 940238, 1012564, 1361724, 1410357, 1518846, 1880476, 2820714, 3037692, 3290833, 5641428, 6581666, 9872499, 13163332, 19744998, 39489996]

約数ペア:

[(1, 39489996), (2, 19744998), (3, 13163332), (4, 9872499), (6, 6581666), (7, 5641428), (12, 3290833), (13, 3037692), (14, 2820714), (21, 1880476), (26, 1518846), (28, 1410357), (29, 1361724), (39, 1012564), (42, 940238), (43, 918372), (52, 759423), (58, 680862), (78, 506282), (84, 470119), (86, 459186), (87, 453908), (91, 433956), (116, 340431), (129, 306124), (156, 253141), (172, 229593), (174, 226954), (182, 216978), (203, 194532), (258, 153062), (273, 144652), (301, 131196), (348, 113477), (364, 108489), (377, 104748), (406, 97266), (516, 76531), (546, 72326), (559, 70644), (602, 65598), (609, 64844), (754, 52374), (812, 48633), (841, 46956), (903, 43732), (1092, 36163), (1118, 35322), (1131, 34916), (1204, 32799), (1218, 32422), (1247, 31668), (1508, 26187), (1677, 23548), (1682, 23478), (1806, 21866), (2236, 17661), (2262, 17458), (2436, 16211), (2494, 15834), (2523, 15652), (2639, 14964), (3354, 11774), (3364, 11739), (3612, 10933), (3741, 10556), (3913, 10092), (4524, 8729), (4988, 7917), (5046, 7826), (5278, 7482), (5887, 6708)]