203283315

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 369914688

約数和(自身を除く): 166631373

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 197, 207, 345, 591, 985, 997, 1035, 1773, 2955, 2991, 4531, 4985, 8865, 8973, 13593, 14955, 22655, 22931, 40779, 44865, 67965, 68793, 114655, 196409, 203895, 206379, 343965, 589227, 982045, 1031895, 1767681, 2946135, 4517407, 8838405, 13552221, 22587035, 40656663, 67761105, 203283315]

約数ペア:

[(1, 203283315), (3, 67761105), (5, 40656663), (9, 22587035), (15, 13552221), (23, 8838405), (45, 4517407), (69, 2946135), (115, 1767681), (197, 1031895), (207, 982045), (345, 589227), (591, 343965), (985, 206379), (997, 203895), (1035, 196409), (1773, 114655), (2955, 68793), (2991, 67965), (4531, 44865), (4985, 40779), (8865, 22931), (8973, 22655), (13593, 14955)]