1620508695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{15361}}^1$

素因数の和:15923

約数の個数: 32

約数和(自身を含む): 2797604544

約数和(自身を除く): 1177095849

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 541, 1623, 2705, 7033, 8115, 15361, 21099, 35165, 46083, 76805, 105495, 199693, 230415, 599079, 998465, 2995395, 8310301, 24930903, 41551505, 108033913, 124654515, 324101739, 540169565, 1620508695]

約数ペア:

[(1, 1620508695), (3, 540169565), (5, 324101739), (13, 124654515), (15, 108033913), (39, 41551505), (65, 24930903), (195, 8310301), (541, 2995395), (1623, 998465), (2705, 599079), (7033, 230415), (8115, 199693), (15361, 105495), (21099, 76805), (35165, 46083)]