665647584

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{990547}}^1$

素因数の和:990567

約数の個数: 48

約数和(自身を含む): 1996944768

約数和(自身を除く): 1331297184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 990547, 1981094, 2971641, 3962188, 5943282, 6933829, 7924376, 11886564, 13867658, 15848752, 20801487, 23773128, 27735316, 31697504, 41602974, 47546256, 55470632, 83205948, 95092512, 110941264, 166411896, 221882528, 332823792, 665647584]

約数ペア:

[(1, 665647584), (2, 332823792), (3, 221882528), (4, 166411896), (6, 110941264), (7, 95092512), (8, 83205948), (12, 55470632), (14, 47546256), (16, 41602974), (21, 31697504), (24, 27735316), (28, 23773128), (32, 20801487), (42, 15848752), (48, 13867658), (56, 11886564), (84, 7924376), (96, 6933829), (112, 5943282), (168, 3962188), (224, 2971641), (336, 1981094), (672, 990547)]