388441612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{111493}}^1$

素因数の和:111577

約数の個数: 24

約数和(自身を含む): 742996016

約数和(自身を除く): 354554404

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 111493, 222986, 445972, 1449409, 2898818, 5797636, 7470031, 14940062, 29880124, 97110403, 194220806, 388441612]

約数ペア:

[(1, 388441612), (2, 194220806), (4, 97110403), (13, 29880124), (26, 14940062), (52, 7470031), (67, 5797636), (134, 2898818), (268, 1449409), (871, 445972), (1742, 222986), (3484, 111493)]