78427804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{215461}}^1$

素因数の和:215485

約数の個数: 24

約数和(自身を含む): 168922208

約数和(自身を除く): 90494404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 215461, 430922, 861844, 1508227, 2800993, 3016454, 5601986, 6032908, 11203972, 19606951, 39213902, 78427804]

約数ペア:

[(1, 78427804), (2, 39213902), (4, 19606951), (7, 11203972), (13, 6032908), (14, 5601986), (26, 3016454), (28, 2800993), (52, 1508227), (91, 861844), (182, 430922), (364, 215461)]