1988175

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{541}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 3830856

約数和(自身を除く): 1842681

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 541, 735, 1225, 1623, 2705, 3675, 3787, 8115, 11361, 13525, 18935, 26509, 40575, 56805, 79527, 94675, 132545, 284025, 397635, 662725, 1988175]

約数ペア:

[(1, 1988175), (3, 662725), (5, 397635), (7, 284025), (15, 132545), (21, 94675), (25, 79527), (35, 56805), (49, 40575), (75, 26509), (105, 18935), (147, 13525), (175, 11361), (245, 8115), (525, 3787), (541, 3675), (735, 2705), (1225, 1623)]