213133070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{8563}}^1$

素因数の和:8720

約数の個数: 32

約数和(自身を含む): 406961280

約数和(自身を除く): 193828210

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1310, 2489, 4978, 8563, 12445, 17126, 24890, 42815, 85630, 162697, 325394, 813485, 1121753, 1626970, 2243506, 5608765, 11217530, 21313307, 42626614, 106566535, 213133070]

約数ペア:

[(1, 213133070), (2, 106566535), (5, 42626614), (10, 21313307), (19, 11217530), (38, 5608765), (95, 2243506), (131, 1626970), (190, 1121753), (262, 813485), (655, 325394), (1310, 162697), (2489, 85630), (4978, 42815), (8563, 24890), (12445, 17126)]