404279778868

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1381}}^1\times {\mathrm{28181}}^1$

素因数の和:29633

約数の個数: 72

約数和(自身を含む): 839163352104

約数和(自身を除く): 434883573236

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 742, 1381, 1484, 2597, 2762, 5194, 5524, 9667, 10388, 19334, 28181, 38668, 56362, 67669, 73193, 112724, 135338, 146386, 197267, 270676, 292772, 394534, 512351, 789068, 1024702, 1380869, 1493593, 2049404, 2761738, 2987186, 3586457, 5523476, 5974372, 7172914, 10455151, 14345828, 20910302, 38917961, 41820604, 73186057, 77835922, 146372114, 155671844, 272425727, 292744228, 544851454, 1089702908, 1906980089, 2062651933, 3813960178, 4125303866, 7627920356, 8250607732, 14438563531, 28877127062, 57754254124, 101069944717, 202139889434, 404279778868]

約数ペア:

[(1, 404279778868), (2, 202139889434), (4, 101069944717), (7, 57754254124), (14, 28877127062), (28, 14438563531), (49, 8250607732), (53, 7627920356), (98, 4125303866), (106, 3813960178), (196, 2062651933), (212, 1906980089), (371, 1089702908), (742, 544851454), (1381, 292744228), (1484, 272425727), (2597, 155671844), (2762, 146372114), (5194, 77835922), (5524, 73186057), (9667, 41820604), (10388, 38917961), (19334, 20910302), (28181, 14345828), (38668, 10455151), (56362, 7172914), (67669, 5974372), (73193, 5523476), (112724, 3586457), (135338, 2987186), (146386, 2761738), (197267, 2049404), (270676, 1493593), (292772, 1380869), (394534, 1024702), (512351, 789068)]