1913236521

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4795079}}^1$

素因数の和:4795108

約数の個数: 16

約数和(自身を含む): 3068851200

約数和(自身を除く): 1155614679

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 4795079, 14385237, 33565553, 91106501, 100696659, 273319503, 637745507, 1913236521]

約数ペア:

[(1, 1913236521), (3, 637745507), (7, 273319503), (19, 100696659), (21, 91106501), (57, 33565553), (133, 14385237), (399, 4795079)]