1239020804

素因数分解:

$2^2\times 7^1\times {\mathrm{2543}}^1\times {\mathrm{17401}}^1$

素因数の和:19955

約数の個数: 24

約数和(自身を含む): 2479158528

約数和(自身を除く): 1240137724

約数列:

[1, 2, 4, 7, 14, 28, 2543, 5086, 10172, 17401, 17801, 34802, 35602, 69604, 71204, 121807, 243614, 487228, 44250743, 88501486, 177002972, 309755201, 619510402, 1239020804]

約数ペア:

[(1, 1239020804), (2, 619510402), (4, 309755201), (7, 177002972), (14, 88501486), (28, 44250743), (2543, 487228), (5086, 243614), (10172, 121807), (17401, 71204), (17801, 69604), (34802, 35602)]