2015180913

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{1487}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 2863388160

約数和(自身を除く): 848207247

約数列:

[1, 3, 29, 37, 87, 111, 421, 1073, 1263, 1487, 3219, 4461, 12209, 15577, 36627, 43123, 46731, 55019, 129369, 165057, 451733, 626027, 1355199, 1595551, 1878081, 4786653, 18154783, 23162999, 54464349, 69488997, 671726971, 2015180913]

約数ペア:

[(1, 2015180913), (3, 671726971), (29, 69488997), (37, 54464349), (87, 23162999), (111, 18154783), (421, 4786653), (1073, 1878081), (1263, 1595551), (1487, 1355199), (3219, 626027), (4461, 451733), (12209, 165057), (15577, 129369), (36627, 55019), (43123, 46731)]