138892728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{445169}}^1$

素因数の和:445191

約数の個数: 32

約数和(自身を含む): 373942800

約数和(自身を除く): 235050072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 445169, 890338, 1335507, 1780676, 2671014, 3561352, 5342028, 5787197, 10684056, 11574394, 17361591, 23148788, 34723182, 46297576, 69446364, 138892728]

約数ペア:

[(1, 138892728), (2, 69446364), (3, 46297576), (4, 34723182), (6, 23148788), (8, 17361591), (12, 11574394), (13, 10684056), (24, 5787197), (26, 5342028), (39, 3561352), (52, 2671014), (78, 1780676), (104, 1335507), (156, 890338), (312, 445169)]