72894921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 109790208

約数和(自身を除く): 36895287

約数列:

[1, 3, 11, 33, 37, 111, 227, 263, 407, 681, 789, 1221, 2497, 2893, 7491, 8399, 8679, 9731, 25197, 29193, 59701, 92389, 107041, 179103, 277167, 321123, 656711, 1970133, 2208937, 6626811, 24298307, 72894921]

約数ペア:

[(1, 72894921), (3, 24298307), (11, 6626811), (33, 2208937), (37, 1970133), (111, 656711), (227, 321123), (263, 277167), (407, 179103), (681, 107041), (789, 92389), (1221, 59701), (2497, 29193), (2893, 25197), (7491, 9731), (8399, 8679)]