861504

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{641}}^1$

素因数の和:663

約数の個数: 56

約数和(自身を含む): 2609088

約数和(自身を除く): 1747584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 641, 672, 1282, 1344, 1923, 2564, 3846, 4487, 5128, 7692, 8974, 10256, 13461, 15384, 17948, 20512, 26922, 30768, 35896, 41024, 53844, 61536, 71792, 107688, 123072, 143584, 215376, 287168, 430752, 861504]

約数ペア:

[(1, 861504), (2, 430752), (3, 287168), (4, 215376), (6, 143584), (7, 123072), (8, 107688), (12, 71792), (14, 61536), (16, 53844), (21, 41024), (24, 35896), (28, 30768), (32, 26922), (42, 20512), (48, 17948), (56, 15384), (64, 13461), (84, 10256), (96, 8974), (112, 7692), (168, 5128), (192, 4487), (224, 3846), (336, 2564), (448, 1923), (641, 1344), (672, 1282)]