1661449890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{55381663}}^1$

素因数の和:55381673

約数の個数: 16

約数和(自身を含む): 3987479808

約数和(自身を除く): 2326029918

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 55381663, 110763326, 166144989, 276908315, 332289978, 553816630, 830724945, 1661449890]

約数ペア:

[(1, 1661449890), (2, 830724945), (3, 553816630), (5, 332289978), (6, 276908315), (10, 166144989), (15, 110763326), (30, 55381663)]