64958894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 132959232

約数和(自身を除く): 68000338

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 142, 143, 154, 182, 286, 457, 497, 781, 914, 923, 994, 1001, 1562, 1846, 2002, 3199, 5027, 5467, 5941, 6398, 6461, 10054, 10153, 10934, 11882, 12922, 20306, 32447, 35189, 41587, 64894, 65351, 70378, 71071, 83174, 130702, 142142, 227129, 356917, 421811, 454258, 457457, 713834, 843622, 914914, 2498419, 2952677, 4639921, 4996838, 5905354, 9279842, 32479447, 64958894]

約数ペア:

[(1, 64958894), (2, 32479447), (7, 9279842), (11, 5905354), (13, 4996838), (14, 4639921), (22, 2952677), (26, 2498419), (71, 914914), (77, 843622), (91, 713834), (142, 457457), (143, 454258), (154, 421811), (182, 356917), (286, 227129), (457, 142142), (497, 130702), (781, 83174), (914, 71071), (923, 70378), (994, 65351), (1001, 64894), (1562, 41587), (1846, 35189), (2002, 32447), (3199, 20306), (5027, 12922), (5467, 11882), (5941, 10934), (6398, 10153), (6461, 10054)]