289313752

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 717171840

約数和(自身を除く): 427858088

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 97, 104, 119, 136, 182, 194, 221, 238, 241, 364, 388, 442, 476, 482, 679, 728, 776, 884, 952, 964, 1261, 1358, 1547, 1649, 1687, 1768, 1928, 2522, 2716, 3094, 3133, 3298, 3374, 4097, 5044, 5432, 6188, 6266, 6596, 6748, 8194, 8827, 10088, 11543, 12376, 12532, 13192, 13496, 16388, 17654, 21437, 21931, 23086, 23377, 25064, 28679, 32776, 35308, 42874, 43862, 46172, 46754, 53261, 57358, 70616, 85748, 87724, 92344, 93508, 106522, 114716, 150059, 163639, 171496, 175448, 187016, 213044, 229432, 300118, 303901, 327278, 372827, 397409, 426088, 600236, 607802, 654556, 745654, 794818, 1200472, 1215604, 1309112, 1491308, 1589636, 2127307, 2431208, 2781863, 2982616, 3179272, 4254614, 5166317, 5563726, 8509228, 10332634, 11127452, 17018456, 20665268, 22254904, 36164219, 41330536, 72328438, 144656876, 289313752]

約数ペア:

[(1, 289313752), (2, 144656876), (4, 72328438), (7, 41330536), (8, 36164219), (13, 22254904), (14, 20665268), (17, 17018456), (26, 11127452), (28, 10332634), (34, 8509228), (52, 5563726), (56, 5166317), (68, 4254614), (91, 3179272), (97, 2982616), (104, 2781863), (119, 2431208), (136, 2127307), (182, 1589636), (194, 1491308), (221, 1309112), (238, 1215604), (241, 1200472), (364, 794818), (388, 745654), (442, 654556), (476, 607802), (482, 600236), (679, 426088), (728, 397409), (776, 372827), (884, 327278), (952, 303901), (964, 300118), (1261, 229432), (1358, 213044), (1547, 187016), (1649, 175448), (1687, 171496), (1768, 163639), (1928, 150059), (2522, 114716), (2716, 106522), (3094, 93508), (3133, 92344), (3298, 87724), (3374, 85748), (4097, 70616), (5044, 57358), (5432, 53261), (6188, 46754), (6266, 46172), (6596, 43862), (6748, 42874), (8194, 35308), (8827, 32776), (10088, 28679), (11543, 25064), (12376, 23377), (12532, 23086), (13192, 21931), (13496, 21437), (16388, 17654)]