81447366

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 222953472

約数和(自身を除く): 141506106

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 71, 77, 78, 91, 142, 143, 154, 182, 191, 213, 231, 273, 286, 382, 426, 429, 462, 497, 546, 573, 781, 858, 923, 994, 1001, 1146, 1337, 1491, 1562, 1846, 2002, 2101, 2343, 2483, 2674, 2769, 2982, 3003, 4011, 4202, 4686, 4966, 5467, 5538, 6006, 6303, 6461, 7449, 8022, 10153, 10934, 12606, 12922, 13561, 14707, 14898, 16401, 17381, 19383, 20306, 27122, 27313, 29414, 30459, 32802, 34762, 38766, 40683, 44121, 52143, 54626, 60918, 71071, 81366, 81939, 88242, 94927, 104286, 142142, 149171, 163878, 176293, 189854, 191191, 213213, 284781, 298342, 352586, 382382, 426426, 447513, 528879, 569562, 573573, 895026, 1044197, 1057758, 1147146, 1234051, 1939223, 2088394, 2468102, 3132591, 3702153, 3878446, 5817669, 6265182, 7404306, 11635338, 13574561, 27149122, 40723683, 81447366]

約数ペア:

[(1, 81447366), (2, 40723683), (3, 27149122), (6, 13574561), (7, 11635338), (11, 7404306), (13, 6265182), (14, 5817669), (21, 3878446), (22, 3702153), (26, 3132591), (33, 2468102), (39, 2088394), (42, 1939223), (66, 1234051), (71, 1147146), (77, 1057758), (78, 1044197), (91, 895026), (142, 573573), (143, 569562), (154, 528879), (182, 447513), (191, 426426), (213, 382382), (231, 352586), (273, 298342), (286, 284781), (382, 213213), (426, 191191), (429, 189854), (462, 176293), (497, 163878), (546, 149171), (573, 142142), (781, 104286), (858, 94927), (923, 88242), (994, 81939), (1001, 81366), (1146, 71071), (1337, 60918), (1491, 54626), (1562, 52143), (1846, 44121), (2002, 40683), (2101, 38766), (2343, 34762), (2483, 32802), (2674, 30459), (2769, 29414), (2982, 27313), (3003, 27122), (4011, 20306), (4202, 19383), (4686, 17381), (4966, 16401), (5467, 14898), (5538, 14707), (6006, 13561), (6303, 12922), (6461, 12606), (7449, 10934), (8022, 10153)]