2581232433406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2383}}^1\times {\mathrm{16127}}^1$

素因数の和:18637

約数の個数: 64

約数和(自身を含む): 4385048887296

約数和(自身を除く): 1803816453890

約数列:

[1, 2, 11, 22, 43, 71, 86, 142, 473, 781, 946, 1562, 2383, 3053, 4766, 6106, 16127, 26213, 32254, 33583, 52426, 67166, 102469, 169193, 177397, 204938, 338386, 354794, 693461, 1127159, 1145017, 1386922, 1861123, 2254318, 2290034, 3722246, 7275299, 7628071, 12595187, 14550598, 15256142, 25190374, 38430641, 49235731, 76861282, 80028289, 98471462, 160056578, 422737051, 541593041, 845474102, 1083186082, 1652517563, 2728575511, 3305035126, 5457151022, 18177693193, 30014330621, 36355386386, 60028661242, 117328746973, 234657493946, 1290616216703, 2581232433406]

約数ペア:

[(1, 2581232433406), (2, 1290616216703), (11, 234657493946), (22, 117328746973), (43, 60028661242), (71, 36355386386), (86, 30014330621), (142, 18177693193), (473, 5457151022), (781, 3305035126), (946, 2728575511), (1562, 1652517563), (2383, 1083186082), (3053, 845474102), (4766, 541593041), (6106, 422737051), (16127, 160056578), (26213, 98471462), (32254, 80028289), (33583, 76861282), (52426, 49235731), (67166, 38430641), (102469, 25190374), (169193, 15256142), (177397, 14550598), (204938, 12595187), (338386, 7628071), (354794, 7275299), (693461, 3722246), (1127159, 2290034), (1145017, 2254318), (1386922, 1861123)]