20131878645

素因数分解:

$3^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{541}}^1\times {\mathrm{739}}^1$

素因数の和:1667

約数の個数: 64

約数和(自身を含む): 36000940800

約数和(自身を除く): 15869062155

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 373, 541, 739, 1119, 1623, 1865, 2217, 2705, 3357, 3695, 4869, 5595, 6651, 8115, 10071, 11085, 14607, 16785, 19953, 24345, 33255, 50355, 73035, 99765, 201793, 275647, 399799, 605379, 826941, 1008965, 1199397, 1378235, 1816137, 1998995, 2480823, 3026895, 3598191, 4134705, 5448411, 5996985, 7442469, 9080685, 10794573, 12404115, 17990955, 27242055, 37212345, 53972865, 149125027, 447375081, 745625135, 1342125243, 2236875405, 4026375729, 6710626215, 20131878645]

約数ペア:

[(1, 20131878645), (3, 6710626215), (5, 4026375729), (9, 2236875405), (15, 1342125243), (27, 745625135), (45, 447375081), (135, 149125027), (373, 53972865), (541, 37212345), (739, 27242055), (1119, 17990955), (1623, 12404115), (1865, 10794573), (2217, 9080685), (2705, 7442469), (3357, 5996985), (3695, 5448411), (4869, 4134705), (5595, 3598191), (6651, 3026895), (8115, 2480823), (10071, 1998995), (11085, 1816137), (14607, 1378235), (16785, 1199397), (19953, 1008965), (24345, 826941), (33255, 605379), (50355, 399799), (73035, 275647), (99765, 201793)]