661456368

素因数分解:

$2^4\times 3^4\times {\mathrm{510383}}^1$

素因数の和:510403

約数の個数: 50

約数和(自身を含む): 1914450384

約数和(自身を除く): 1252994016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 510383, 1020766, 1531149, 2041532, 3062298, 4083064, 4593447, 6124596, 8166128, 9186894, 12249192, 13780341, 18373788, 24498384, 27560682, 36747576, 41341023, 55121364, 73495152, 82682046, 110242728, 165364092, 220485456, 330728184, 661456368]

約数ペア:

[(1, 661456368), (2, 330728184), (3, 220485456), (4, 165364092), (6, 110242728), (8, 82682046), (9, 73495152), (12, 55121364), (16, 41341023), (18, 36747576), (24, 27560682), (27, 24498384), (36, 18373788), (48, 13780341), (54, 12249192), (72, 9186894), (81, 8166128), (108, 6124596), (144, 4593447), (162, 4083064), (216, 3062298), (324, 2041532), (432, 1531149), (648, 1020766), (1296, 510383)]