28285656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1667}}^1$

素因数の和:1784

約数の個数: 64

約数和(自身を含む): 81665280

約数和(自身を除く): 53379624

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 101, 168, 202, 303, 404, 606, 707, 808, 1212, 1414, 1667, 2121, 2424, 2828, 3334, 4242, 5001, 5656, 6668, 8484, 10002, 11669, 13336, 16968, 20004, 23338, 35007, 40008, 46676, 70014, 93352, 140028, 168367, 280056, 336734, 505101, 673468, 1010202, 1178569, 1346936, 2020404, 2357138, 3535707, 4040808, 4714276, 7071414, 9428552, 14142828, 28285656]

約数ペア:

[(1, 28285656), (2, 14142828), (3, 9428552), (4, 7071414), (6, 4714276), (7, 4040808), (8, 3535707), (12, 2357138), (14, 2020404), (21, 1346936), (24, 1178569), (28, 1010202), (42, 673468), (56, 505101), (84, 336734), (101, 280056), (168, 168367), (202, 140028), (303, 93352), (404, 70014), (606, 46676), (707, 40008), (808, 35007), (1212, 23338), (1414, 20004), (1667, 16968), (2121, 13336), (2424, 11669), (2828, 10002), (3334, 8484), (4242, 6668), (5001, 5656)]