81994164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{2719}}^1$

素因数の和:3092

約数の個数: 48

約数和(自身を含む): 219340800

約数和(自身を除く): 137346636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 359, 718, 1077, 1436, 2154, 2513, 2719, 4308, 5026, 5438, 7539, 8157, 10052, 10876, 15078, 16314, 19033, 30156, 32628, 38066, 57099, 76132, 114198, 228396, 976121, 1952242, 2928363, 3904484, 5856726, 6832847, 11713452, 13665694, 20498541, 27331388, 40997082, 81994164]

約数ペア:

[(1, 81994164), (2, 40997082), (3, 27331388), (4, 20498541), (6, 13665694), (7, 11713452), (12, 6832847), (14, 5856726), (21, 3904484), (28, 2928363), (42, 1952242), (84, 976121), (359, 228396), (718, 114198), (1077, 76132), (1436, 57099), (2154, 38066), (2513, 32628), (2719, 30156), (4308, 19033), (5026, 16314), (5438, 15078), (7539, 10876), (8157, 10052)]