1377075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 2706176

約数和(自身を除く): 1329101

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 61, 75, 105, 129, 175, 183, 215, 301, 305, 427, 525, 645, 903, 915, 1075, 1281, 1505, 1525, 2135, 2623, 3225, 4515, 4575, 6405, 7525, 7869, 10675, 13115, 18361, 22575, 32025, 39345, 55083, 65575, 91805, 196725, 275415, 459025, 1377075]

約数ペア:

[(1, 1377075), (3, 459025), (5, 275415), (7, 196725), (15, 91805), (21, 65575), (25, 55083), (35, 39345), (43, 32025), (61, 22575), (75, 18361), (105, 13115), (129, 10675), (175, 7869), (183, 7525), (215, 6405), (301, 4575), (305, 4515), (427, 3225), (525, 2623), (645, 2135), (903, 1525), (915, 1505), (1075, 1281)]