1857707838

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1361}}^1$

素因数の和:1559

約数の個数: 128

約数和(自身を含む): 4958115840

約数和(自身を除く): 3100408002

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 157, 161, 189, 207, 314, 322, 378, 414, 471, 483, 621, 942, 966, 1099, 1242, 1361, 1413, 1449, 2198, 2722, 2826, 2898, 3297, 3611, 4083, 4239, 4347, 6594, 7222, 8166, 8478, 8694, 9527, 9891, 10833, 12249, 19054, 19782, 21666, 24498, 25277, 28581, 29673, 31303, 32499, 36747, 50554, 57162, 59346, 62606, 64998, 73494, 75831, 85743, 93909, 97497, 151662, 171486, 187818, 194994, 213677, 219121, 227493, 257229, 281727, 427354, 438242, 454986, 514458, 563454, 641031, 657363, 682479, 845181, 1282062, 1314726, 1364958, 1495739, 1690362, 1923093, 1972089, 2991478, 3846186, 3944178, 4487217, 4914571, 5769279, 5916267, 8974434, 9829142, 11538558, 11832534, 13461651, 14743713, 26923302, 29487426, 34401997, 40384953, 44231139, 68803994, 80769906, 88462278, 103205991, 132693417, 206411982, 265386834, 309617973, 619235946, 928853919, 1857707838]

約数ペア:

[(1, 1857707838), (2, 928853919), (3, 619235946), (6, 309617973), (7, 265386834), (9, 206411982), (14, 132693417), (18, 103205991), (21, 88462278), (23, 80769906), (27, 68803994), (42, 44231139), (46, 40384953), (54, 34401997), (63, 29487426), (69, 26923302), (126, 14743713), (138, 13461651), (157, 11832534), (161, 11538558), (189, 9829142), (207, 8974434), (314, 5916267), (322, 5769279), (378, 4914571), (414, 4487217), (471, 3944178), (483, 3846186), (621, 2991478), (942, 1972089), (966, 1923093), (1099, 1690362), (1242, 1495739), (1361, 1364958), (1413, 1314726), (1449, 1282062), (2198, 845181), (2722, 682479), (2826, 657363), (2898, 641031), (3297, 563454), (3611, 514458), (4083, 454986), (4239, 438242), (4347, 427354), (6594, 281727), (7222, 257229), (8166, 227493), (8478, 219121), (8694, 213677), (9527, 194994), (9891, 187818), (10833, 171486), (12249, 151662), (19054, 97497), (19782, 93909), (21666, 85743), (24498, 75831), (25277, 73494), (28581, 64998), (29673, 62606), (31303, 59346), (32499, 57162), (36747, 50554)]