81136536

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13687}}^1$

素因数の和:13728

約数の個数: 64

約数和(自身を含む): 229958400

約数和(自身を除く): 148821864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 5928, 13687, 27374, 41061, 54748, 82122, 109496, 164244, 177931, 260053, 328488, 355862, 520106, 533793, 711724, 780159, 1040212, 1067586, 1423448, 1560318, 2080424, 2135172, 3120636, 3380689, 4270344, 6241272, 6761378, 10142067, 13522756, 20284134, 27045512, 40568268, 81136536]

約数ペア:

[(1, 81136536), (2, 40568268), (3, 27045512), (4, 20284134), (6, 13522756), (8, 10142067), (12, 6761378), (13, 6241272), (19, 4270344), (24, 3380689), (26, 3120636), (38, 2135172), (39, 2080424), (52, 1560318), (57, 1423448), (76, 1067586), (78, 1040212), (104, 780159), (114, 711724), (152, 533793), (156, 520106), (228, 355862), (247, 328488), (312, 260053), (456, 177931), (494, 164244), (741, 109496), (988, 82122), (1482, 54748), (1976, 41061), (2964, 27374), (5928, 13687)]