201979197

素因数分解:

$3^3\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1423}}^1$

素因数の和:2190

約数の個数: 32

約数和(自身を含む): 342671360

約数和(自身を除く): 140692163

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 751, 1423, 2253, 4269, 5257, 6759, 9961, 12807, 15771, 20277, 29883, 38421, 47313, 89649, 141939, 268947, 1068673, 3206019, 7480711, 9618057, 22442133, 28854171, 67326399, 201979197]

約数ペア:

[(1, 201979197), (3, 67326399), (7, 28854171), (9, 22442133), (21, 9618057), (27, 7480711), (63, 3206019), (189, 1068673), (751, 268947), (1423, 141939), (2253, 89649), (4269, 47313), (5257, 38421), (6759, 29883), (9961, 20277), (12807, 15771)]