81551762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 134369280

約数和(自身を除く): 52817518

約数列:

[1, 2, 19, 31, 38, 62, 107, 214, 589, 647, 1178, 1294, 2033, 3317, 4066, 6634, 12293, 20057, 24586, 40114, 63023, 69229, 126046, 138458, 381083, 762166, 1315351, 2146099, 2630702, 4292198, 40775881, 81551762]

約数ペア:

[(1, 81551762), (2, 40775881), (19, 4292198), (31, 2630702), (38, 2146099), (62, 1315351), (107, 762166), (214, 381083), (589, 138458), (647, 126046), (1178, 69229), (1294, 63023), (2033, 40114), (3317, 24586), (4066, 20057), (6634, 12293)]