405141534

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1071803}}^1$

素因数の和:1071821

約数の個数: 32

約数和(自身を含む): 1028931840

約数和(自身を除く): 623790306

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1071803, 2143606, 3215409, 6430818, 7502621, 9646227, 15005242, 19292454, 22507863, 28938681, 45015726, 57877362, 67523589, 135047178, 202570767, 405141534]

約数ペア:

[(1, 405141534), (2, 202570767), (3, 135047178), (6, 67523589), (7, 57877362), (9, 45015726), (14, 28938681), (18, 22507863), (21, 19292454), (27, 15005242), (42, 9646227), (54, 7502621), (63, 6430818), (126, 3215409), (189, 2143606), (378, 1071803)]