137538289

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 168099840

約数和(自身を除く): 30561551

約数列:

[1, 7, 31, 71, 79, 113, 217, 497, 553, 791, 2201, 2449, 3503, 5609, 8023, 8927, 15407, 17143, 24521, 39263, 56161, 62489, 173879, 248713, 276737, 633817, 1217153, 1740991, 1937159, 4436719, 19648327, 137538289]

約数ペア:

[(1, 137538289), (7, 19648327), (31, 4436719), (71, 1937159), (79, 1740991), (113, 1217153), (217, 633817), (497, 276737), (553, 248713), (791, 173879), (2201, 62489), (2449, 56161), (3503, 39263), (5609, 24521), (8023, 17143), (8927, 15407)]