291257984

素因数分解:

$2^7\times {\mathrm{59}}^1\times {\mathrm{38567}}^1$

素因数の和:38640

約数の個数: 32

約数和(自身を含む): 590090400

約数和(自身を除く): 298832416

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 472, 944, 1888, 3776, 7552, 38567, 77134, 154268, 308536, 617072, 1234144, 2275453, 2468288, 4550906, 4936576, 9101812, 18203624, 36407248, 72814496, 145628992, 291257984]

約数ペア:

[(1, 291257984), (2, 145628992), (4, 72814496), (8, 36407248), (16, 18203624), (32, 9101812), (59, 4936576), (64, 4550906), (118, 2468288), (128, 2275453), (236, 1234144), (472, 617072), (944, 308536), (1888, 154268), (3776, 77134), (7552, 38567)]