554927408

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{20731}}^1$

素因数の和:20985

約数の個数: 40

約数和(自身を含む): 1233968640

約数和(自身を除く): 679041232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 3346, 3824, 6692, 13384, 20731, 26768, 41462, 82924, 145117, 165848, 290234, 331696, 580468, 1160936, 2321872, 4954709, 9909418, 19818836, 34682963, 39637672, 69365926, 79275344, 138731852, 277463704, 554927408]

約数ペア:

[(1, 554927408), (2, 277463704), (4, 138731852), (7, 79275344), (8, 69365926), (14, 39637672), (16, 34682963), (28, 19818836), (56, 9909418), (112, 4954709), (239, 2321872), (478, 1160936), (956, 580468), (1673, 331696), (1912, 290234), (3346, 165848), (3824, 145117), (6692, 82924), (13384, 41462), (20731, 26768)]