81551022

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 191654400

約数和(自身を除く): 110103378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 139, 183, 229, 278, 366, 417, 427, 458, 687, 834, 854, 973, 1281, 1374, 1603, 1946, 2562, 2919, 3206, 4809, 5838, 8479, 9618, 13969, 16958, 25437, 27938, 31831, 41907, 50874, 59353, 63662, 83814, 95493, 97783, 118706, 178059, 190986, 195566, 222817, 293349, 356118, 445634, 586698, 668451, 1336902, 1941691, 3883382, 5825073, 11650146, 13591837, 27183674, 40775511, 81551022]

約数ペア:

[(1, 81551022), (2, 40775511), (3, 27183674), (6, 13591837), (7, 11650146), (14, 5825073), (21, 3883382), (42, 1941691), (61, 1336902), (122, 668451), (139, 586698), (183, 445634), (229, 356118), (278, 293349), (366, 222817), (417, 195566), (427, 190986), (458, 178059), (687, 118706), (834, 97783), (854, 95493), (973, 83814), (1281, 63662), (1374, 59353), (1603, 50874), (1946, 41907), (2562, 31831), (2919, 27938), (3206, 25437), (4809, 16958), (5838, 13969), (8479, 9618)]