31260795

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 55302912

約数和(自身を除く): 24042117

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 251, 285, 345, 361, 437, 753, 1083, 1255, 1311, 1805, 2185, 3765, 4769, 5415, 5773, 6555, 8303, 14307, 17319, 23845, 24909, 28865, 41515, 71535, 86595, 90611, 109687, 124545, 271833, 329061, 453055, 548435, 1359165, 1645305, 2084053, 6252159, 10420265, 31260795]

約数ペア:

[(1, 31260795), (3, 10420265), (5, 6252159), (15, 2084053), (19, 1645305), (23, 1359165), (57, 548435), (69, 453055), (95, 329061), (115, 271833), (251, 124545), (285, 109687), (345, 90611), (361, 86595), (437, 71535), (753, 41515), (1083, 28865), (1255, 24909), (1311, 23845), (1805, 17319), (2185, 14307), (3765, 8303), (4769, 6555), (5415, 5773)]