27891939

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 13165341

約数列:

[1, 3, 23, 29, 53, 69, 87, 159, 263, 667, 789, 1219, 1537, 2001, 3657, 4611, 6049, 7627, 13939, 18147, 22881, 35351, 41817, 106053, 175421, 320597, 404231, 526263, 961791, 1212693, 9297313, 27891939]

約数ペア:

[(1, 27891939), (3, 9297313), (23, 1212693), (29, 961791), (53, 526263), (69, 404231), (87, 320597), (159, 175421), (263, 106053), (667, 41817), (789, 35351), (1219, 22881), (1537, 18147), (2001, 13939), (3657, 7627), (4611, 6049)]