40995369

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 64464000

約数和(自身を除く): 23468631

約数列:

[1, 3, 9, 19, 27, 57, 157, 171, 471, 509, 513, 1413, 1527, 2983, 4239, 4581, 8949, 9671, 13743, 26847, 29013, 79913, 80541, 87039, 239739, 261117, 719217, 1518347, 2157651, 4555041, 13665123, 40995369]

約数ペア:

[(1, 40995369), (3, 13665123), (9, 4555041), (19, 2157651), (27, 1518347), (57, 719217), (157, 261117), (171, 239739), (471, 87039), (509, 80541), (513, 79913), (1413, 29013), (1527, 26847), (2983, 13743), (4239, 9671), (4581, 8949)]