81945444

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:534

約数の個数: 96

約数和(自身を含む): 228659200

約数和(自身を除く): 146713756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 343, 463, 516, 588, 602, 686, 903, 926, 1029, 1204, 1372, 1389, 1806, 1852, 2058, 2107, 2778, 3241, 3612, 4116, 4214, 5556, 6321, 6482, 8428, 9723, 12642, 12964, 14749, 19446, 19909, 22687, 25284, 29498, 38892, 39818, 44247, 45374, 58996, 59727, 68061, 79636, 88494, 90748, 119454, 136122, 139363, 158809, 176988, 238908, 272244, 278726, 317618, 418089, 476427, 557452, 635236, 836178, 952854, 975541, 1672356, 1905708, 1951082, 2926623, 3902164, 5853246, 6828787, 11706492, 13657574, 20486361, 27315148, 40972722, 81945444]

約数ペア:

[(1, 81945444), (2, 40972722), (3, 27315148), (4, 20486361), (6, 13657574), (7, 11706492), (12, 6828787), (14, 5853246), (21, 3902164), (28, 2926623), (42, 1951082), (43, 1905708), (49, 1672356), (84, 975541), (86, 952854), (98, 836178), (129, 635236), (147, 557452), (172, 476427), (196, 418089), (258, 317618), (294, 278726), (301, 272244), (343, 238908), (463, 176988), (516, 158809), (588, 139363), (602, 136122), (686, 119454), (903, 90748), (926, 88494), (1029, 79636), (1204, 68061), (1372, 59727), (1389, 58996), (1806, 45374), (1852, 44247), (2058, 39818), (2107, 38892), (2778, 29498), (3241, 25284), (3612, 22687), (4116, 19909), (4214, 19446), (5556, 14749), (6321, 12964), (6482, 12642), (8428, 9723)]