398414884

素因数分解:

$2^2\times 7^2\times {\mathrm{1367}}^1\times {\mathrm{1487}}^1$

素因数の和:2872

約数の個数: 36

約数和(自身を含む): 812198016

約数和(自身を除く): 413783132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1367, 1487, 2734, 2974, 5468, 5948, 9569, 10409, 19138, 20818, 38276, 41636, 66983, 72863, 133966, 145726, 267932, 291452, 2032729, 4065458, 8130916, 14229103, 28458206, 56916412, 99603721, 199207442, 398414884]

約数ペア:

[(1, 398414884), (2, 199207442), (4, 99603721), (7, 56916412), (14, 28458206), (28, 14229103), (49, 8130916), (98, 4065458), (196, 2032729), (1367, 291452), (1487, 267932), (2734, 145726), (2974, 133966), (5468, 72863), (5948, 66983), (9569, 41636), (10409, 38276), (19138, 20818)]