199317885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2339}}^1$

素因数の和:2402

約数の個数: 64

約数和(自身を含む): 377395200

約数和(自身を除く): 178077315

約数列:

[1, 3, 5, 13, 15, 19, 23, 39, 57, 65, 69, 95, 115, 195, 247, 285, 299, 345, 437, 741, 897, 1235, 1311, 1495, 2185, 2339, 3705, 4485, 5681, 6555, 7017, 11695, 17043, 28405, 30407, 35085, 44441, 53797, 85215, 91221, 133323, 152035, 161391, 222205, 268985, 456105, 577733, 666615, 699361, 806955, 1022143, 1733199, 2098083, 2888665, 3066429, 3496805, 5110715, 8665995, 10490415, 13287859, 15332145, 39863577, 66439295, 199317885]

約数ペア:

[(1, 199317885), (3, 66439295), (5, 39863577), (13, 15332145), (15, 13287859), (19, 10490415), (23, 8665995), (39, 5110715), (57, 3496805), (65, 3066429), (69, 2888665), (95, 2098083), (115, 1733199), (195, 1022143), (247, 806955), (285, 699361), (299, 666615), (345, 577733), (437, 456105), (741, 268985), (897, 222205), (1235, 161391), (1311, 152035), (1495, 133323), (2185, 91221), (2339, 85215), (3705, 53797), (4485, 44441), (5681, 35085), (6555, 30407), (7017, 28405), (11695, 17043)]