128702142

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{76883}}^1$

素因数の和:76925

約数の個数: 32

約数和(自身を含む): 295234560

約数和(自身を除く): 166532418

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 76883, 153766, 230649, 461298, 691947, 1383894, 2075841, 2383373, 4151682, 4766746, 7150119, 14300238, 21450357, 42900714, 64351071, 128702142]

約数ペア:

[(1, 128702142), (2, 64351071), (3, 42900714), (6, 21450357), (9, 14300238), (18, 7150119), (27, 4766746), (31, 4151682), (54, 2383373), (62, 2075841), (93, 1383894), (186, 691947), (279, 461298), (558, 230649), (837, 153766), (1674, 76883)]