87177741

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 138205440

約数和(自身を除く): 51027699

約数列:

[1, 3, 7, 21, 29, 87, 203, 257, 557, 609, 771, 1671, 1799, 3899, 5397, 7453, 11697, 16153, 22359, 48459, 52171, 113071, 143149, 156513, 339213, 429447, 1002043, 3006129, 4151321, 12453963, 29059247, 87177741]

約数ペア:

[(1, 87177741), (3, 29059247), (7, 12453963), (21, 4151321), (29, 3006129), (87, 1002043), (203, 429447), (257, 339213), (557, 156513), (609, 143149), (771, 113071), (1671, 52171), (1799, 48459), (3899, 22359), (5397, 16153), (7453, 11697)]