644980147197

素因数分解:

$3^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1\times {\mathrm{653}}^1\times {\mathrm{2749}}^1$

素因数の和:4157

約数の個数: 32

約数和(自身を含む): 867020880000

約数和(自身を除く): 222040732803

約数列:

[1, 3, 229, 523, 653, 687, 1569, 1959, 2749, 8247, 119767, 149537, 341519, 359301, 448611, 629521, 1024557, 1437727, 1795097, 1888563, 4313181, 5385291, 78207851, 234623553, 329239483, 411077213, 938835731, 987718449, 1233231639, 2816507193, 214993382399, 644980147197]

約数ペア:

[(1, 644980147197), (3, 214993382399), (229, 2816507193), (523, 1233231639), (653, 987718449), (687, 938835731), (1569, 411077213), (1959, 329239483), (2749, 234623553), (8247, 78207851), (119767, 5385291), (149537, 4313181), (341519, 1888563), (359301, 1795097), (448611, 1437727), (629521, 1024557)]