64980678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{4943}}^1$

素因数の和:5268

約数の個数: 32

約数和(自身を含む): 149031936

約数和(自身を除く): 84051258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 313, 626, 939, 1878, 2191, 4382, 4943, 6573, 9886, 13146, 14829, 29658, 34601, 69202, 103803, 207606, 1547159, 3094318, 4641477, 9282954, 10830113, 21660226, 32490339, 64980678]

約数ペア:

[(1, 64980678), (2, 32490339), (3, 21660226), (6, 10830113), (7, 9282954), (14, 4641477), (21, 3094318), (42, 1547159), (313, 207606), (626, 103803), (939, 69202), (1878, 34601), (2191, 29658), (4382, 14829), (4943, 13146), (6573, 9886)]