291219376

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113051}}^1$

素因数の和:113089

約数の個数: 40

約数和(自身を含む): 672885504

約数和(自身を除く): 381666128

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 113051, 226102, 452204, 791357, 904408, 1582714, 1808816, 2600173, 3165428, 5200346, 6330856, 10400692, 12661712, 18201211, 20801384, 36402422, 41602768, 72804844, 145609688, 291219376]

約数ペア:

[(1, 291219376), (2, 145609688), (4, 72804844), (7, 41602768), (8, 36402422), (14, 20801384), (16, 18201211), (23, 12661712), (28, 10400692), (46, 6330856), (56, 5200346), (92, 3165428), (112, 2600173), (161, 1808816), (184, 1582714), (322, 904408), (368, 791357), (644, 452204), (1288, 226102), (2576, 113051)]