213326360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{410243}}^1$

素因数の和:410267

約数の個数: 32

約数和(自身を含む): 516907440

約数和(自身を除く): 303581080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 410243, 820486, 1640972, 2051215, 3281944, 4102430, 5333159, 8204860, 10666318, 16409720, 21332636, 26665795, 42665272, 53331590, 106663180, 213326360]

約数ペア:

[(1, 213326360), (2, 106663180), (4, 53331590), (5, 42665272), (8, 26665795), (10, 21332636), (13, 16409720), (20, 10666318), (26, 8204860), (40, 5333159), (52, 4102430), (65, 3281944), (104, 2051215), (130, 1640972), (260, 820486), (520, 410243)]