245735042

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{641}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 427109760

約数和(自身を除く): 181374718

約数列:

[1, 2, 7, 14, 139, 197, 278, 394, 641, 973, 1282, 1379, 1946, 2758, 4487, 8974, 27383, 54766, 89099, 126277, 178198, 191681, 252554, 383362, 623693, 883939, 1247386, 1767878, 17552503, 35105006, 122867521, 245735042]

約数ペア:

[(1, 245735042), (2, 122867521), (7, 35105006), (14, 17552503), (139, 1767878), (197, 1247386), (278, 883939), (394, 623693), (641, 383362), (973, 252554), (1282, 191681), (1379, 178198), (1946, 126277), (2758, 89099), (4487, 54766), (8974, 27383)]