28387506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21803}}^1$

素因数の和:21846

約数の個数: 32

約数和(自身を含む): 66981888

約数和(自身を除く): 38594382

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 21803, 43606, 65409, 130818, 152621, 305242, 457863, 675893, 915726, 1351786, 2027679, 4055358, 4731251, 9462502, 14193753, 28387506]

約数ペア:

[(1, 28387506), (2, 14193753), (3, 9462502), (6, 4731251), (7, 4055358), (14, 2027679), (21, 1351786), (31, 915726), (42, 675893), (62, 457863), (93, 305242), (186, 152621), (217, 130818), (434, 65409), (651, 43606), (1302, 21803)]