172472430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{442237}}^1$

素因数の和:442260

約数の個数: 32

約数和(自身を含む): 445775904

約数和(自身を除く): 273303474

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 442237, 884474, 1326711, 2211185, 2653422, 4422370, 5749081, 6633555, 11498162, 13267110, 17247243, 28745405, 34494486, 57490810, 86236215, 172472430]

約数ペア:

[(1, 172472430), (2, 86236215), (3, 57490810), (5, 34494486), (6, 28745405), (10, 17247243), (13, 13267110), (15, 11498162), (26, 6633555), (30, 5749081), (39, 4422370), (65, 2653422), (78, 2211185), (130, 1326711), (195, 884474), (390, 442237)]