221420624

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{173}}^1\times {\mathrm{479}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 434972160

約数和(自身を除く): 213551536

約数列:

[1, 2, 4, 8, 16, 167, 173, 334, 346, 479, 668, 692, 958, 1336, 1384, 1916, 2672, 2768, 3832, 7664, 28891, 57782, 79993, 82867, 115564, 159986, 165734, 231128, 319972, 331468, 462256, 639944, 662936, 1279888, 1325872, 13838789, 27677578, 55355156, 110710312, 221420624]

約数ペア:

[(1, 221420624), (2, 110710312), (4, 55355156), (8, 27677578), (16, 13838789), (167, 1325872), (173, 1279888), (334, 662936), (346, 639944), (479, 462256), (668, 331468), (692, 319972), (958, 231128), (1336, 165734), (1384, 159986), (1916, 115564), (2672, 82867), (2768, 79993), (3832, 57782), (7664, 28891)]