142979564

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12671}}^1$

素因数の和:12726

約数の個数: 48

約数和(自身を含む): 317915136

約数和(自身を除く): 174935572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 12671, 25342, 50684, 88697, 164723, 177394, 329446, 354788, 392801, 658892, 785602, 1153061, 1571204, 2306122, 2749607, 4612244, 5106413, 5499214, 10212826, 10998428, 20425652, 35744891, 71489782, 142979564]

約数ペア:

[(1, 142979564), (2, 71489782), (4, 35744891), (7, 20425652), (13, 10998428), (14, 10212826), (26, 5499214), (28, 5106413), (31, 4612244), (52, 2749607), (62, 2306122), (91, 1571204), (124, 1153061), (182, 785602), (217, 658892), (364, 392801), (403, 354788), (434, 329446), (806, 177394), (868, 164723), (1612, 88697), (2821, 50684), (5642, 25342), (11284, 12671)]