221623192

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{106961}}^1$

素因数の和:107011

約数の個数: 32

約数和(自身を含む): 487746720

約数和(自身を除く): 266123528

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 106961, 213922, 427844, 748727, 855688, 1497454, 2994908, 3957557, 5989816, 7915114, 15830228, 27702899, 31660456, 55405798, 110811596, 221623192]

約数ペア:

[(1, 221623192), (2, 110811596), (4, 55405798), (7, 31660456), (8, 27702899), (14, 15830228), (28, 7915114), (37, 5989816), (56, 3957557), (74, 2994908), (148, 1497454), (259, 855688), (296, 748727), (518, 427844), (1036, 213922), (2072, 106961)]