378959063

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 466560000

約数和(自身を除く): 87600937

約数列:

[1, 7, 23, 53, 89, 161, 371, 499, 623, 1219, 2047, 3493, 4717, 8533, 11477, 14329, 26447, 33019, 44411, 80339, 108491, 185129, 310877, 608281, 759437, 1021453, 2353783, 4257967, 7150171, 16476481, 54137009, 378959063]

約数ペア:

[(1, 378959063), (7, 54137009), (23, 16476481), (53, 7150171), (89, 4257967), (161, 2353783), (371, 1021453), (499, 759437), (623, 608281), (1219, 310877), (2047, 185129), (3493, 108491), (4717, 80339), (8533, 44411), (11477, 33019), (14329, 26447)]