8205123318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1\times {\mathrm{1439}}^1$

素因数の和:2189

約数の個数: 64

約数和(自身を含む): 18869760000

約数和(自身を除く): 10664636682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 389, 698, 778, 1047, 1167, 1439, 2094, 2334, 2443, 2723, 2878, 4317, 4886, 5446, 7329, 8169, 8634, 10073, 14658, 16338, 20146, 30219, 60438, 135761, 271522, 407283, 502211, 559771, 814566, 950327, 1004422, 1119542, 1506633, 1679313, 1900654, 2850981, 3013266, 3358626, 3515477, 3918397, 5701962, 7030954, 7836794, 10546431, 11755191, 21092862, 23510382, 195360079, 390720158, 586080237, 1172160474, 1367520553, 2735041106, 4102561659, 8205123318]

約数ペア:

[(1, 8205123318), (2, 4102561659), (3, 2735041106), (6, 1367520553), (7, 1172160474), (14, 586080237), (21, 390720158), (42, 195360079), (349, 23510382), (389, 21092862), (698, 11755191), (778, 10546431), (1047, 7836794), (1167, 7030954), (1439, 5701962), (2094, 3918397), (2334, 3515477), (2443, 3358626), (2723, 3013266), (2878, 2850981), (4317, 1900654), (4886, 1679313), (5446, 1506633), (7329, 1119542), (8169, 1004422), (8634, 950327), (10073, 814566), (14658, 559771), (16338, 502211), (20146, 407283), (30219, 271522), (60438, 135761)]