388318008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1244609}}^1$

素因数の和:1244631

約数の個数: 32

約数和(自身を含む): 1045472400

約数和(自身を除く): 657154392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1244609, 2489218, 3733827, 4978436, 7467654, 9956872, 14935308, 16179917, 29870616, 32359834, 48539751, 64719668, 97079502, 129439336, 194159004, 388318008]

約数ペア:

[(1, 388318008), (2, 194159004), (3, 129439336), (4, 97079502), (6, 64719668), (8, 48539751), (12, 32359834), (13, 29870616), (24, 16179917), (26, 14935308), (39, 9956872), (52, 7467654), (78, 4978436), (104, 3733827), (156, 2489218), (312, 1244609)]