28994504

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 68515200

約数和(自身を除く): 39520696

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 389, 484, 616, 778, 847, 968, 1331, 1556, 1694, 2662, 2723, 3112, 3388, 4279, 5324, 5446, 6776, 8558, 9317, 10648, 10892, 17116, 18634, 21784, 29953, 34232, 37268, 47069, 59906, 74536, 94138, 119812, 188276, 239624, 329483, 376552, 517759, 658966, 1035518, 1317932, 2071036, 2635864, 3624313, 4142072, 7248626, 14497252, 28994504]

約数ペア:

[(1, 28994504), (2, 14497252), (4, 7248626), (7, 4142072), (8, 3624313), (11, 2635864), (14, 2071036), (22, 1317932), (28, 1035518), (44, 658966), (56, 517759), (77, 376552), (88, 329483), (121, 239624), (154, 188276), (242, 119812), (308, 94138), (389, 74536), (484, 59906), (616, 47069), (778, 37268), (847, 34232), (968, 29953), (1331, 21784), (1556, 18634), (1694, 17116), (2662, 10892), (2723, 10648), (3112, 9317), (3388, 8558), (4279, 6776), (5324, 5446)]