1211156910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{20359}}^1$

素因数の和:21033

約数の個数: 48

約数和(自身を含む): 3153926880

約数和(自身を除く): 1942769970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 661, 1322, 1983, 3305, 3966, 5949, 6610, 9915, 11898, 19830, 20359, 29745, 40718, 59490, 61077, 101795, 122154, 183231, 203590, 305385, 366462, 610770, 916155, 1832310, 13457299, 26914598, 40371897, 67286495, 80743794, 121115691, 134572990, 201859485, 242231382, 403718970, 605578455, 1211156910]

約数ペア:

[(1, 1211156910), (2, 605578455), (3, 403718970), (5, 242231382), (6, 201859485), (9, 134572990), (10, 121115691), (15, 80743794), (18, 67286495), (30, 40371897), (45, 26914598), (90, 13457299), (661, 1832310), (1322, 916155), (1983, 610770), (3305, 366462), (3966, 305385), (5949, 203590), (6610, 183231), (9915, 122154), (11898, 101795), (19830, 61077), (20359, 59490), (29745, 40718)]