1900569771

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 2985776640

約数和(自身を除く): 1085206869

約数列:

[1, 3, 9, 27, 43, 53, 67, 129, 159, 201, 387, 461, 477, 603, 1161, 1383, 1431, 1809, 2279, 2881, 3551, 4149, 6837, 8643, 10653, 12447, 19823, 20511, 24433, 25929, 30887, 31959, 59469, 61533, 73299, 77787, 92661, 95877, 152693, 178407, 219897, 277983, 458079, 535221, 659691, 833949, 1050619, 1328141, 1374237, 1637011, 3151857, 3984423, 4122711, 4911033, 9455571, 11953269, 14733099, 28366713, 35859807, 44199297, 70391473, 211174419, 633523257, 1900569771]

約数ペア:

[(1, 1900569771), (3, 633523257), (9, 211174419), (27, 70391473), (43, 44199297), (53, 35859807), (67, 28366713), (129, 14733099), (159, 11953269), (201, 9455571), (387, 4911033), (461, 4122711), (477, 3984423), (603, 3151857), (1161, 1637011), (1383, 1374237), (1431, 1328141), (1809, 1050619), (2279, 833949), (2881, 659691), (3551, 535221), (4149, 458079), (6837, 277983), (8643, 219897), (10653, 178407), (12447, 152693), (19823, 95877), (20511, 92661), (24433, 77787), (25929, 73299), (30887, 61533), (31959, 59469)]