1008364028

素因数分解:

$2^2\times 7^1\times {\mathrm{4001}}^1\times {\mathrm{9001}}^1$

素因数の和:13013

約数の個数: 24

約数和(自身を含む): 2017456224

約数和(自身を除く): 1009092196

約数列:

[1, 2, 4, 7, 14, 28, 4001, 8002, 9001, 16004, 18002, 28007, 36004, 56014, 63007, 112028, 126014, 252028, 36013001, 72026002, 144052004, 252091007, 504182014, 1008364028]

約数ペア:

[(1, 1008364028), (2, 504182014), (4, 252091007), (7, 144052004), (14, 72026002), (28, 36013001), (4001, 252028), (8002, 126014), (9001, 112028), (16004, 63007), (18002, 56014), (28007, 36004)]