28979790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{137999}}^1$

素因数の和:138016

約数の個数: 32

約数和(自身を含む): 79488000

約数和(自身を除く): 50508210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 137999, 275998, 413997, 689995, 827994, 965993, 1379990, 1931986, 2069985, 2897979, 4139970, 4829965, 5795958, 9659930, 14489895, 28979790]

約数ペア:

[(1, 28979790), (2, 14489895), (3, 9659930), (5, 5795958), (6, 4829965), (7, 4139970), (10, 2897979), (14, 2069985), (15, 1931986), (21, 1379990), (30, 965993), (35, 827994), (42, 689995), (70, 413997), (105, 275998), (210, 137999)]